/* AgentInsurance — whitepaper page (treatise register)
   Extends style.css tokens. Serif body, mono microtype apparatus,
   hairline-ruled sections, engraved plates on the same paper. */

/* ---------- document frame ---------- */
.paper{
  max-width:1180px;
  margin:0 auto;
  width:100%;
}
.paper-head{
  padding:clamp(40px,7vh,90px) var(--gutter) clamp(28px,4.5vh,56px);
}
.paper-head .kicker{
  display:flex;
  gap:28px;
  margin-bottom:26px;
}
.paper-head h1{
  font-weight:500;
  font-size:clamp(40px,6.2vw,92px);
  line-height:1.04;
  letter-spacing:-.03em;
  max-width:14em;
}
.paper-head h1 .serif{
  font-family:'Sentient',Georgia,serif;
  font-style:italic;
  font-weight:400;
  letter-spacing:-.015em;
}
.paper-head .authors{
  margin-top:30px;
  display:flex;
  flex-wrap:wrap;
  gap:10px 28px;
}

/* ---------- abstract ---------- */
.abstract{
  padding:0 var(--gutter) clamp(36px,6vh,72px);
}
.abstract p{
  font-size:clamp(21px,2vw,28px);
  line-height:1.5;
  letter-spacing:-.012em;
  color:var(--ink-soft);
  max-width:34em;
}
.abstract p em{font-family:'Sentient',Georgia,serif;font-style:italic}

/* ---------- sections ---------- */
.sec{border-top:1px solid var(--hairline)}
.sec-head{
  display:grid;
  grid-template-columns:minmax(90px,180px) 1fr;
  gap:24px;
  padding:22px var(--gutter) 0;
  align-items:baseline;
}
.sec-head h2{
  font-weight:500;
  font-size:clamp(24px,2.6vw,36px);
  letter-spacing:-.022em;
  line-height:1.15;
}
.sec-head h2 .serif{
  font-family:'Sentient',Georgia,serif;
  font-style:italic;
  font-weight:400;
}
.prose{
  padding:26px var(--gutter) clamp(40px,6vh,64px);
  display:grid;
  grid-template-columns:minmax(90px,180px) minmax(0,760px);
  gap:0 24px;
}
.prose > *{grid-column:2}
.prose p{
  font-family:'Sentient',Georgia,serif;
  font-size:clamp(17.5px,1.35vw,19.5px);
  line-height:1.72;
  color:var(--ink);
  margin-bottom:1.35em;
}
.prose p:last-child{margin-bottom:0}
.prose p b,.prose p strong{font-family:'General Sans',sans-serif;font-weight:500;letter-spacing:-.008em}
.prose a{color:var(--ink);text-decoration:underline;text-decoration-color:#c9c1a8;text-underline-offset:3px;transition:text-decoration-color .18s var(--ease)}
.prose a:hover{text-decoration-color:var(--ink)}
.prose .lede::first-letter{
  font-family:'Sentient',Georgia,serif;
  float:left;
  font-size:3.55em;
  line-height:.82;
  padding:.06em .12em 0 0;
}
.prose ul{list-style:none;margin:0 0 1.35em}
.prose ul li{
  font-family:'Sentient',Georgia,serif;
  font-size:clamp(17px,1.3vw,19px);
  line-height:1.66;
  padding:12px 0;
  border-top:1px solid var(--hairline);
}
.prose ul li:last-child{border-bottom:1px solid var(--hairline)}
.prose ul li .li-k{
  font-family:ui-monospace,'SF Mono',Menlo,monospace;
  font-size:10.5px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--muted);
  display:block;
  margin-bottom:3px;
}

/* margin note (sits in the left rail on wide screens) */
.marginalia{
  grid-column:1;
  align-self:start;
  font-family:ui-monospace,'SF Mono',Menlo,monospace;
  font-size:10px;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--muted);
  line-height:1.7;
  padding-top:6px;
}

/* ---------- pull quote ---------- */
.pull{
  padding:clamp(30px,5vh,56px) var(--gutter);
  border-top:1px solid var(--hairline);
}
.pull p{
  font-family:'Sentient',Georgia,serif;
  font-style:italic;
  font-size:clamp(26px,3.2vw,44px);
  line-height:1.32;
  letter-spacing:-.014em;
  max-width:24em;
  color:var(--ink);
}
.pull .attr{margin-top:16px;display:block}

/* ---------- plates ---------- */
.plate{
  border-top:1px solid var(--hairline);
  padding:clamp(26px,4vh,44px) var(--gutter) clamp(22px,3.5vh,36px);
}
.plate img{
  display:block;
  width:100%;
  height:auto;
  mix-blend-mode:multiply;   /* engraving ink sits on the page paper */
}
.plate.inset img{max-width:820px;margin:0 auto}
.plate figcaption{
  margin-top:18px;
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.plate-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:clamp(24px,4vw,56px);
  align-items:center;
}
.plate-grid .plate-text p{
  font-family:'Sentient',Georgia,serif;
  font-size:clamp(17px,1.3vw,19px);
  line-height:1.7;
}

/* prose-embedded portrait plate (centered inset) */
.prose figure.fig-inset{
  grid-column:2;
  width:min(62%,340px);
  margin:10px auto 28px;
}
.prose figure.fig-inset img{width:100%;height:auto;mix-blend-mode:multiply}
.prose figure.fig-inset figcaption{margin-top:12px;text-align:center}

/* ---------- schedule table (specimen of cover) ---------- */
.sched{border-top:1px solid var(--hairline)}
.sched .srow{
  display:grid;
  grid-template-columns:minmax(120px,260px) 1fr;
  gap:24px;
  padding:16px var(--gutter);
  border-bottom:1px solid var(--hairline);
  align-items:baseline;
}
.sched .srow:last-child{border-bottom:none}
.sched .srow .sv{
  font-size:clamp(15px,1.2vw,16.5px);
  font-weight:500;
  letter-spacing:-.005em;
  max-width:760px;
}
.sched .srow .sv span{color:var(--muted);font-weight:400}

/* ---------- sources ---------- */
.sources{
  border-top:1px solid var(--hairline);
  padding:26px var(--gutter) clamp(44px,7vh,72px);
}
.sources ol{
  margin-top:18px;
  columns:2;
  column-gap:48px;
  list-style:none;
  counter-reset:src;
}
.sources li{
  counter-increment:src;
  font-family:ui-monospace,'SF Mono',Menlo,monospace;
  font-size:10.5px;
  letter-spacing:.03em;
  color:var(--muted);
  line-height:1.65;
  padding:7px 0;
  break-inside:avoid;
}
.sources li::before{content:counter(src,decimal-leading-zero) "  ";color:var(--ink)}
.sources a{color:inherit;text-decoration:none;border-bottom:1px solid #d8d1bd}
.sources a:hover{color:var(--ink)}
sup.fn{
  font-family:ui-monospace,'SF Mono',Menlo,monospace;
  font-size:.52em;
  letter-spacing:0;
  color:var(--muted);
  vertical-align:super;
}

/* ---------- end matter ---------- */
.paper-cta{
  border-top:1px solid var(--hairline);
  display:flex;
  justify-content:center;
  gap:16px;
  padding:clamp(36px,6vh,64px) var(--gutter);
}
.paper-cta a{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px 48px;
  border:1px solid var(--ink);
  color:var(--ink);
  text-decoration:none;
  font:500 14px/1 'General Sans',sans-serif;
  text-transform:uppercase;
  letter-spacing:.1em;
  transition:background .18s var(--ease),color .18s var(--ease);
}
.paper-cta a:hover{background:var(--ink);color:var(--paper)}
.paper-cta a.primary{background:var(--ink);color:var(--paper)}
.paper-cta a.primary:hover{background:var(--ink-soft);border-color:var(--ink-soft)}
.paper-cta a:active{transform:scale(.98)}
.paper-cta a:focus-visible{outline:none;box-shadow:0 0 0 2px var(--paper),0 0 0 4px var(--ink);position:relative;z-index:1}

footer.paper-foot{
  border-top:1px solid var(--hairline);
  padding:20px var(--gutter) 30px;
  display:flex;
  justify-content:space-between;
  gap:14px 32px;
  flex-wrap:wrap;
}
footer.paper-foot .legal{
  font-size:12px;
  color:var(--muted);
  max-width:64ch;
  line-height:1.55;
}

/* ---------- reveal on scroll (subtle) ---------- */
.rv{opacity:0;transform:translateY(14px);filter:blur(4px);transition:opacity .8s var(--ease),transform .8s var(--ease),filter .8s var(--ease)}
.rv.on{opacity:1;transform:none;filter:none}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .sec-head,.prose{grid-template-columns:1fr}
  .prose > *{grid-column:1}
  .marginalia{display:none}
  .sec-head{gap:10px;padding-top:18px}
  .plate-grid{grid-template-columns:1fr}
  .sources ol{columns:1}
  .prose figure.fig-inset{width:100%;max-width:420px}
}
@media (max-width:760px){
  .paper-cta{flex-direction:column;align-items:stretch}
}
@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;filter:none;transition:none}
}