/* ==========================================================================
   Kerbside Consult — shared stylesheet
   Edit this one file to restyle every page on the blog.
   ========================================================================== */

:root{
  /* Palette: Malaysian clinic enamel signage — verdigris on cool off-white */
  --ink:#14181A;
  --paper:#EFF0EB;
  --paper-deep:#E4E6DF;
  --verdigris:#1F5F5B;
  --verdigris-pale:#7FA9A4;
  --brick:#9C3D2E;
  --graphite:#5A6165;
  --rule:#C9CCC3;

  --display:"IBM Plex Sans Condensed",system-ui,sans-serif;
  --body:"Newsreader",Georgia,serif;
  --utility:"IBM Plex Mono",ui-monospace,monospace;

  --measure:64ch;
  --gap:clamp(2rem,5vw,3.5rem);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:clamp(1.05rem,0.98rem + 0.35vw,1.19rem);
  line-height:1.62;
  font-optical-sizing:auto;
}

.wrap{width:min(100% - 2.5rem,72rem);margin-inline:auto;}
.wrap--narrow{width:min(100% - 2.5rem,46rem);margin-inline:auto;}

a{color:var(--verdigris);text-decoration:underline;text-underline-offset:.16em;text-decoration-thickness:.06em;}
a:hover{color:var(--brick);}
a:focus-visible{outline:2px solid var(--verdigris);outline-offset:3px;border-radius:1px;}

.eyebrow{
  font-family:var(--utility);
  font-size:.7rem;font-weight:500;letter-spacing:.13em;
  text-transform:uppercase;color:var(--graphite);
}

/* ---------- top nav ---------- */
.topbar{border-bottom:1px solid var(--rule);background:var(--paper);}
.topbar nav{
  display:flex;flex-wrap:wrap;gap:1.4rem;padding:.85rem 0;
  font-family:var(--utility);font-size:.72rem;
  letter-spacing:.11em;text-transform:uppercase;
}
.topbar nav a{text-decoration:none;color:var(--graphite);}
.topbar nav a:hover{color:var(--ink);}
.topbar nav a[aria-current="page"]{color:var(--ink);box-shadow:inset 0 -2px 0 var(--verdigris);}

/* ---------- masthead (home) ---------- */
.masthead{padding:clamp(2.5rem,7vw,4.5rem) 0 0;}
.masthead h1{
  font-family:var(--display);font-weight:700;
  font-size:clamp(2.7rem,1.2rem + 7.4vw,6.5rem);
  line-height:.9;letter-spacing:-.022em;text-transform:uppercase;margin:0;
}
.masthead h1 .split{display:block;}
.masthead .tagline{
  font-style:italic;color:var(--graphite);
  font-size:clamp(1.05rem,1rem + .3vw,1.3rem);margin:1rem 0 0;
}

/* ---------- compact masthead (interior pages) ---------- */
.masthead--compact{padding:clamp(1.8rem,4vw,2.8rem) 0 0;}
.masthead--compact h1{font-size:clamp(1.6rem,1.1rem + 2.2vw,2.5rem);line-height:1;}
.masthead--compact h1 .split{display:inline;}
.masthead--compact h1 a{text-decoration:none;color:var(--ink);}
.masthead--compact .tagline{font-size:.98rem;margin-top:.45rem;}
.masthead--compact .divider{border:0;border-top:2px solid var(--ink);margin:clamp(1.5rem,3vw,2.2rem) 0 0;}

/* ---------- signature: lineage strip ---------- */
.lineage{margin:clamp(2rem,4vw,3rem) 0 0;padding-bottom:clamp(2rem,5vw,3.5rem);border-bottom:2px solid var(--ink);}
.lineage-rule{position:relative;height:1px;background:var(--rule);margin:2.2rem 0 0;}
.lineage-rule::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,var(--verdigris-pale),var(--verdigris));
  transform-origin:left;animation:draw 1.1s cubic-bezier(.22,.61,.36,1) both;
}
@keyframes draw{from{transform:scaleX(0);}to{transform:scaleX(1);}}
.lineage-marks{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:.85rem;}
.mark .yr{display:block;font-family:var(--utility);font-size:.72rem;font-weight:500;letter-spacing:.1em;color:var(--verdigris);}
.mark .what{display:block;font-family:var(--display);font-weight:600;font-size:.94rem;letter-spacing:.02em;text-transform:uppercase;margin-top:.2rem;}
.mark .note{display:block;font-size:.88rem;color:var(--graphite);line-height:1.4;margin-top:.2rem;}
.mark:nth-child(2){text-align:center;}
.mark:nth-child(3){text-align:right;}
@media (max-width:34rem){
  .lineage-marks{grid-template-columns:1fr;gap:1.1rem;}
  .mark:nth-child(2),.mark:nth-child(3){text-align:left;}
}

/* ---------- article ---------- */
.post{padding:var(--gap) 0 0;}
.post-head{max-width:var(--measure);}
.post-head .eyebrow{display:block;margin-bottom:.9rem;}
.post-head h2{
  font-family:var(--display);font-weight:700;
  font-size:clamp(2rem,1.3rem + 3vw,3.4rem);
  line-height:1.02;letter-spacing:-.015em;text-transform:uppercase;margin:0 0 1.1rem;
}
.post-head .standfirst{
  max-width:var(--measure);font-size:1.14em;line-height:1.5;
  color:var(--graphite);margin:0 0 1.6rem;
}

.post-body{max-width:var(--measure);}
.post-body p{margin:0 0 1.3em;}
.post-body .lede{font-size:1.16em;line-height:1.5;color:var(--ink);}
.post-body h3{
  font-family:var(--display);font-weight:600;text-transform:uppercase;
  letter-spacing:.03em;font-size:1.02rem;margin:2.6rem 0 .9rem;
  padding-bottom:.4rem;border-bottom:1px solid var(--rule);
}
.post-body h4{
  font-family:var(--display);font-weight:600;font-size:1rem;
  letter-spacing:.01em;margin:1.9rem 0 .6rem;
}
.post-body ul,.post-body ol{margin:0 0 1.3em;padding-left:1.2rem;}
.post-body li{margin-bottom:.55em;}
.post-body strong{font-weight:600;}

/* epigraph */
.epigraph{
  max-width:var(--measure);margin:0 0 2.2rem;
  padding:1.1rem 0 1.1rem 1.3rem;border-left:5px solid var(--verdigris);
}
.epigraph p{margin:0;font-size:1.12em;font-style:italic;line-height:1.5;}
.epigraph cite{
  display:block;margin-top:.7rem;font-style:normal;
  font-family:var(--utility);font-size:.76rem;line-height:1.6;
  letter-spacing:.02em;color:var(--graphite);
}

/* kerb block — pull-out */
.kerb{border-left:5px solid var(--verdigris);padding:.15rem 0 .15rem 1.3rem;margin:2rem 0;max-width:var(--measure);}
.kerb p{margin:0;font-size:1.1em;line-height:1.48;}

/* caution block — for caveats against the author's own argument */
.caveat{
  border-left:5px solid var(--brick);background:var(--paper-deep);
  padding:1.2rem 1.4rem;margin:2rem 0;max-width:var(--measure);
}
.caveat p{margin:0 0 .8em;font-size:1em;}
.caveat p:last-child{margin-bottom:0;}
.caveat .flag{
  display:block;font-family:var(--utility);font-size:.68rem;font-weight:500;
  letter-spacing:.13em;text-transform:uppercase;color:var(--brick);margin-bottom:.6rem;
}

/* data callout */
.figures{
  max-width:var(--measure);margin:2rem 0;padding:1.3rem 0;
  border-top:2px solid var(--ink);border-bottom:1px solid var(--rule);
}
.figures dl{margin:0;display:grid;gap:1rem;}
.figures dt{font-family:var(--display);font-weight:700;font-size:1.9rem;line-height:1;letter-spacing:-.01em;color:var(--verdigris);}
.figures dd{margin:.35rem 0 0;font-size:.94rem;line-height:1.45;color:var(--ink);}

/* ---------- sources ---------- */
.sources{margin:calc(var(--gap) + .5rem) 0 0;padding-top:2.2rem;border-top:2px solid var(--ink);max-width:var(--measure);}
.sources > .eyebrow{display:block;margin-bottom:1.4rem;}
.sources h3{
  font-family:var(--display);font-weight:600;text-transform:uppercase;
  letter-spacing:.03em;font-size:.92rem;color:var(--graphite);
  margin:2rem 0 1rem;padding-bottom:.35rem;border-bottom:1px solid var(--rule);
}
.sources h3:first-of-type{margin-top:0;}
.source{margin:0 0 1.4rem;padding-left:1rem;border-left:2px solid var(--rule);}
.source .title{display:block;font-weight:600;line-height:1.35;margin-bottom:.25rem;}
.source .meta{display:block;font-family:var(--utility);font-size:.72rem;letter-spacing:.02em;color:var(--graphite);margin-bottom:.4rem;}
.source p{margin:0;font-size:.95rem;line-height:1.5;}

/* ---------- coming up / teasers ---------- */
.coming{margin:calc(var(--gap) + .5rem) 0 0;padding-top:2.2rem;border-top:2px solid var(--ink);}
.coming > .eyebrow{display:block;margin-bottom:1.6rem;}
.teasers{display:grid;grid-template-columns:repeat(auto-fit,minmax(19rem,1fr));gap:1.6rem;}
/* a lone card should not stretch the full page width */
.teasers:has(> .teaser:only-child){grid-template-columns:minmax(0,34rem);}
@supports not selector(:has(*)){.teasers > .teaser:only-child{max-width:34rem;}}
.teaser{border-left:5px solid var(--verdigris);background:var(--paper-deep);padding:1.4rem 1.5rem 1.5rem;}
.teaser .when{font-family:var(--utility);font-size:.68rem;font-weight:500;letter-spacing:.13em;text-transform:uppercase;color:var(--verdigris);}
.teaser h4{font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:1.5rem;line-height:1.05;margin:.5rem 0 .6rem;}
.teaser h4 a{text-decoration:none;color:var(--ink);}
.teaser h4 a:hover{color:var(--verdigris);}
.teaser p{margin:0;font-size:.97rem;line-height:1.5;}
.teaser .stat{display:block;margin-top:.9rem;padding-top:.8rem;border-top:1px solid var(--rule);font-family:var(--utility);font-size:.76rem;line-height:1.5;color:var(--graphite);}

/* ---------- archive callout ---------- */
.archive{
  margin:calc(var(--gap) + .5rem) 0 0;padding:1.8rem 0 0;border-top:1px solid var(--rule);
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:1.5rem;align-items:start;
}
@media (max-width:44rem){.archive{grid-template-columns:1fr;gap:.8rem;}}
.archive h3{font-family:var(--display);font-weight:600;text-transform:uppercase;letter-spacing:.03em;font-size:1rem;margin:0;}
.archive p{margin:0 0 .9em;font-size:.98rem;}
.archive p:last-child{margin-bottom:0;}

/* ---------- corrections log ---------- */
.logentry{
  max-width:var(--measure);margin:0 0 2.4rem;padding-left:1.2rem;
  border-left:5px solid var(--brick);
}
.logentry .when{display:block;font-family:var(--utility);font-size:.72rem;font-weight:500;letter-spacing:.11em;text-transform:uppercase;color:var(--brick);}
.logentry h3{font-family:var(--display);font-weight:600;font-size:1.1rem;letter-spacing:.01em;margin:.35rem 0 .6rem;padding:0;border:0;text-transform:none;}
.logentry p{margin:0 0 .8em;font-size:.98rem;}
.logentry p:last-child{margin-bottom:0;}
.logentry .what{font-family:var(--utility);font-size:.74rem;letter-spacing:.02em;color:var(--graphite);line-height:1.6;}

/* ---------- signoff ---------- */
.signoff{margin:var(--gap) 0 0;padding-top:1.6rem;border-top:2px solid var(--ink);max-width:var(--measure);}
.signoff .name{font-family:var(--display);font-weight:600;text-transform:uppercase;letter-spacing:.04em;font-size:1rem;margin:0;}
.signoff .mail{font-family:var(--utility);font-size:.82rem;margin:.3rem 0 0;}
.signoff .revised{font-family:var(--utility);font-size:.72rem;line-height:1.7;color:var(--graphite);margin:1.1rem 0 0;}

/* ---------- footer ---------- */
footer{margin-top:var(--gap);padding:1.8rem 0 3rem;border-top:1px solid var(--rule);font-size:.85rem;color:var(--graphite);}
footer nav{display:flex;flex-wrap:wrap;gap:1.2rem;font-family:var(--utility);font-size:.7rem;letter-spacing:.11em;text-transform:uppercase;margin-bottom:1.2rem;}
footer nav a{text-decoration:none;color:var(--graphite);}
footer nav a:hover{color:var(--ink);}
footer .fine{margin:.4rem 0 0;font-family:var(--utility);font-size:.72rem;line-height:1.7;}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *{animation:none !important;transition:none !important;}
  .lineage-rule::after{transform:none;}
}