:root{
  --paper:#f5f1e8;
  --ink:#111;
  --muted:#666;
  --rule:#c9c3b8;
  --rule-strong:#000;
  --chip:#efe7d8;
  --card:rgba(255,255,255,0.38);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: Georgia, "Times New Roman", serif;
  background:var(--paper);
  color:var(--ink);
  line-height:1.65;
  -webkit-text-size-adjust: 100%;
}
a{color:var(--ink); text-decoration:none}
a:hover{text-decoration:underline}
.container{
  max-width: 980px;
  margin: 0 auto;
  padding: 18px 14px 40px;
}
header.site{
  text-align:center;
  padding: 8px 0 18px;
  border-bottom: 2px solid var(--rule-strong);
  margin-bottom: 18px;
}
.brand{
  font-size: clamp(30px, 5vw, 44px);
  letter-spacing: 2px;
  margin: 0;
}
.tagline{
  margin: 6px 0 10px;
  color: var(--muted);
  font-size: 14px;
}
nav.top{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap: 10px;
  font-size: 14px;
}
nav.top a{
  padding: 6px 10px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--card);
  white-space: nowrap;
}
.kicker{
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-size: 12px;
  color: var(--muted);
  margin: 0 0 6px;
}
h1{
  font-size: clamp(24px, 3.6vw, 34px);
  margin: 8px 0 10px;
  line-height: 1.18;
}
h2{
  font-size: clamp(18px, 2.6vw, 22px);
  margin: 22px 0 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--rule);
}
h3{
  font-size: 18px;
  margin: 18px 0 6px;
}
.meta{
  display:flex;
  flex-wrap:wrap;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
  margin: 0 0 18px;
}
.meta .chip{
  display:inline-block;
  padding: 3px 10px;
  background: var(--chip);
  border: 1px solid var(--rule);
  border-radius: 999px;
}
.grid{
  display:grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 18px;
  align-items:start;
}
@media (max-width: 980px){
  .grid{grid-template-columns:1fr}
}
.columns{
  column-count: 2;
  column-gap: 26px;
}
@media (max-width: 820px){
  .columns{column-count:1}
}
blockquote.pull{
  margin: 18px 0;
  padding: 12px 14px;
  border-left: 4px solid var(--rule-strong);
  background: var(--card);
  break-inside: avoid;
}
.note, .casebox{
  margin: 16px 0;
  padding: 12px 14px;
  border: 1px solid var(--rule);
  background: rgba(255,255,255,0.30);
  break-inside: avoid;
}
ul.compact{margin: 8px 0 0 18px}
.card{
  border:1px solid var(--rule);
  background: var(--card);
  padding: 14px;
  border-radius: 12px;
}
.footer{
  margin-top: 34px;
  padding-top: 14px;
  border-top: 1px solid var(--rule-strong);
  text-align:center;
  color: var(--muted);
  font-size: 13px;
}
.small{font-size: 13px; color: var(--muted)}
hr.rule{border:0;border-top:1px solid var(--rule); margin:18px 0}
.table{
  width:100%;
  border-collapse:collapse;
  font-size: 13px;
}
.table th,.table td{
  border:1px solid var(--rule);
  padding:6px 8px;
  text-align:left;
  vertical-align:top;
}
@media (max-width: 520px){
  nav.top{gap:8px}
  nav.top a{font-size:13px; padding:6px 9px}
  .container{padding:14px 12px 34px}
}


/* ===== Vintage paper texture (CSS-only) ===== */
body{
  background:
    radial-gradient(1200px 800px at 15% 0%, rgba(0,0,0,0.045), transparent 55%),
    radial-gradient(900px 600px at 90% 12%, rgba(0,0,0,0.035), transparent 60%),
    radial-gradient(900px 700px at 40% 110%, rgba(0,0,0,0.03), transparent 60%),
    var(--paper);
}

/* subtle paper grain + ink bleed */
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:9999;
  opacity:.18;
  background-image:
    repeating-radial-gradient(circle at 10% 20%, rgba(0,0,0,0.08) 0 1px, rgba(0,0,0,0) 1px 3px),
    repeating-radial-gradient(circle at 70% 80%, rgba(0,0,0,0.06) 0 1px, rgba(0,0,0,0) 1px 4px),
    repeating-linear-gradient(0deg, rgba(0,0,0,0.035) 0 1px, rgba(0,0,0,0) 1px 6px);
  mix-blend-mode:multiply;
}

/* aged stains */
body::after{
  content:"";
  position:fixed;
  inset:-10%;
  pointer-events:none;
  z-index:9998;
  opacity:.22;
  background:
    radial-gradient(220px 170px at 20% 30%, rgba(135,108,63,.16), transparent 70%),
    radial-gradient(260px 210px at 78% 42%, rgba(135,108,63,.12), transparent 72%),
    radial-gradient(300px 240px at 55% 85%, rgba(135,108,63,.10), transparent 74%);
  mix-blend-mode:multiply;
  filter: blur(0.2px);
}


.lede{font-size:14px;color:var(--muted);margin:8px 0 16px;}
.lede strong{color:var(--ink);}


/* ===== Structural diversity blocks ===== */
.facts{
  margin: 14px 0;
  padding: 12px 14px;
  border: 1px solid var(--rule);
  background: rgba(255,255,255,0.28);
  break-inside: avoid;
}
.facts h3{margin:0 0 8px; font-size:15px; text-transform:uppercase; letter-spacing:.06em}
.margin-notes{
  margin: 14px 0;
  padding: 12px 14px;
  border-left: 4px solid var(--rule-strong);
  background: rgba(255,255,255,0.22);
  break-inside: avoid;
}
.margin-notes h3{margin:0 0 8px; font-size:15px; text-transform:uppercase; letter-spacing:.06em}
.timeline{
  margin: 14px 0;
  padding: 12px 14px;
  border: 1px dashed var(--rule);
  background: rgba(255,255,255,0.20);
  break-inside: avoid;
}
.timeline h3{margin:0 0 8px; font-size:15px; text-transform:uppercase; letter-spacing:.06em}
.timeline .step{margin:6px 0; font-size:13px; color:var(--muted)}


/* ===== Case briefs without tables (mobile-friendly) ===== */
.case-briefs{
  margin: 14px 0;
  padding: 12px 14px;
  border: 1px solid var(--rule);
  background: rgba(255,255,255,0.22);
  break-inside: avoid;
}
.case-briefs h3{
  margin:0 0 8px;
  font-size:15px;
  text-transform:uppercase;
  letter-spacing:.06em;
}