/* Chinese originals use a calm single reading column; UI stays secondary. */
.vp-articles{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}
.vp-articles .vp-reading-layout{display:block;max-width:820px;margin:16px auto 70px;padding:0 30px}
.vp-articles .vp-back{max-width:820px;margin:20px auto 0;padding:0 30px}
.vp-articles #article-detail-status{max-width:760px;margin:8px auto}
.vp-articles .vp-status:empty{display:none}
.vp-articles .vp-longread{padding:30px 54px 48px}
.vp-articles .vp-longread>header{margin-bottom:28px}
.vp-articles .vp-longread h1{font-size:30px;line-height:1.45;letter-spacing:-.015em;max-width:21em;margin:6px 0 14px;text-wrap:pretty}
.vp-longread .vp-lead{font-size:19px;line-height:1.85;color:var(--muted);margin:0 0 18px}
.vp-prose{font-size:20px;line-height:1.95;letter-spacing:.015em;max-width:32em;line-break:strict;word-break:normal;overflow-wrap:break-word}
.vp-prose p{margin:0 0 1.2em}
.vp-prose h2{font-size:25px;line-height:1.55;letter-spacing:0;margin:2.15em 0 .85em;font-weight:650}
.vp-prose h3{font-size:22px;margin:1.8em 0 .8em}
.vp-prose li{margin:.55em 0}.vp-prose ul{padding-left:1.35em;margin:.4em 0 1.5em}.vp-prose strong{font-weight:650}.vp-prose blockquote{font-size:18px;line-height:1.9;margin:1.5em 0}
.vp-articles .vp-toc{position:static;max-height:none;padding:0 10px 12px}
.vp-toc>details>summary{cursor:pointer;font-size:14px;color:var(--muted);padding:6px 0}
.vp-toc>details>nav{padding-top:14px;display:grid;grid-template-columns:1fr 1fr;gap:15px}.vp-toc a{font-size:13px;line-height:1.65}
.vp-meta{font-size:13px;line-height:1.85}.vp-original-label{font-size:12px;color:var(--muted);margin:0 0 10px}html:not([lang=en]) .vp-original-label{display:none}
.vp-articles .vp-reading-actions{margin:14px 0 0;gap:8px}.vp-reading-actions button{min-height:38px;font-size:13px;padding:8px 10px}.vp-reading-actions a{font-size:13px}
.vp-reading-extra{border-top:1px solid var(--line);margin-top:36px;padding-top:20px}.vp-reading-extra>summary{cursor:pointer;list-style:none;font-weight:600;font-size:17px;display:flex;justify-content:space-between;gap:20px;padding:8px 0}.vp-reading-extra>summary::-webkit-details-marker{display:none}.vp-reading-extra>summary::after{content:'＋';font-weight:400;color:var(--accent)}.vp-reading-extra[open]>summary::after{content:'−'}
.vp-reading-extra .vp-source-section{border:0;margin-top:8px;padding-top:0}.vp-reading-extra .vp-lab{margin-top:20px}.vp-reading-extra .vp-source-item{font-size:14px;line-height:1.85}.vp-boundary{padding:0;background:transparent;font-size:13px;line-height:1.8;color:var(--muted);margin-top:28px}
.vp-large-text .vp-prose{font-size:23px}.vp-articles .vp-editor-preview .vp-longread{padding:30px}.vp-editor-preview .vp-prose{font-size:20px;line-height:1.95}.vp-article-card>div>p:not(.vp-meta){font-size:16px;line-height:1.8;max-width:48em}.vp-article-card h3{font-size:22px;line-height:1.55}.vp-article-list{padding:0 28px}
.vp-reading-actions :focus-visible,.vp-reading-extra>summary:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
.vp-articles .language-switcher{font-size:13px;white-space:nowrap}.vp-articles .language-switcher select{border:1px solid var(--line);border-radius:8px;padding:7px;background:var(--paper);color:var(--ink)}
@media(max-width:900px){.vp-articles .vp-longread{padding-inline:40px}.vp-toc>details>nav{gap:8px 18px}.vp-prose{max-width:none}}
@media(max-width:540px){.vp-articles .vp-reading-layout{padding:0 12px}.vp-articles .vp-longread,.vp-articles .vp-editor-preview .vp-longread{padding:28px 22px}.vp-articles .vp-longread h1{font-size:28px}.vp-prose,.vp-editor-preview .vp-prose{font-size:20px;line-height:1.9}.vp-prose h2{font-size:24px;margin-top:1.8em}.vp-longread .vp-lead{font-size:18px}.vp-articles .vp-toc{padding-inline:8px}.vp-toc>details>nav{grid-template-columns:1fr}}

/* ==========================================================================
   VoltPeer Field Notes · article reading surfaces
   A quiet research-journal layer: ink masthead, paper sheet, measured rail.
   Loaded last on the article pages only; the rest of the site is untouched.
   ========================================================================== */

.vp-articles{
  --fn-ink:#142623;
  --fn-soft:#5d7069;
  --fn-paper:#fcfbf5;
  --fn-ground:#edf0e9;
  --fn-line:#d5dbd2;
  --fn-wash:#e7eee7;
  --fn-accent:#0c5c51;
  --fn-copper:#a85e3a;
  --fn-shadow:rgba(20,38,35,.08);
  --fn-sans:"Noto Sans SC","Source Han Sans SC","Segoe UI","Microsoft YaHei",sans-serif;
  --fn-serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",Georgia,serif;
  --fn-mono:"Cascadia Mono","SFMono-Regular","Consolas","Liberation Mono",monospace;
  --ink:var(--fn-ink);
  --muted:var(--fn-soft);
  --paper:var(--fn-paper);
  --ground:var(--fn-ground);
  --line:var(--fn-line);
  --accent:var(--fn-accent);
  margin:0;
  color:var(--fn-ink);
  background-color:var(--fn-ground);
  background-image:
    radial-gradient(ellipse 72% 52% at 82% 6%, rgba(12,92,81,.055), transparent 72%),
    linear-gradient(rgba(20,38,35,.034) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20,38,35,.034) 1px, transparent 1px);
  background-size:auto, 34px 34px, 34px 34px;
  background-position:center top, top left, top left;
  font-family:var(--fn-sans);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
html[data-theme=dark] .vp-articles{
  --fn-ink:#e8efe8;
  --fn-soft:#a0b3a8;
  --fn-paper:#16241f;
  --fn-ground:#0d1714;
  --fn-line:#34443b;
  --fn-wash:#1b2e27;
  --fn-accent:#89d1c0;
  --fn-copper:#dc9c6f;
  --fn-shadow:rgba(0,0,0,.34);
  background-color:var(--fn-ground);
  background-image:
    radial-gradient(ellipse 72% 52% at 82% 6%, rgba(137,209,192,.05), transparent 72%),
    linear-gradient(rgba(232,239,232,.036) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232,239,232,.036) 1px, transparent 1px);
}
@media(prefers-color-scheme:dark){
  html:not([data-theme=light]) .vp-articles{
    --fn-ink:#e8efe8;
    --fn-soft:#a0b3a8;
    --fn-paper:#16241f;
    --fn-ground:#0d1714;
    --fn-line:#34443b;
    --fn-wash:#1b2e27;
    --fn-accent:#89d1c0;
    --fn-copper:#dc9c6f;
    --fn-shadow:rgba(0,0,0,.34);
    background-color:var(--fn-ground);
    background-image:
      radial-gradient(ellipse 72% 52% at 82% 6%, rgba(137,209,192,.05), transparent 72%),
      linear-gradient(rgba(232,239,232,.036) 1px, transparent 1px),
      linear-gradient(90deg, rgba(232,239,232,.036) 1px, transparent 1px);
  }
}

.vp-articles ::selection{background:var(--fn-copper);color:var(--fn-paper)}
.vp-articles a{color:var(--fn-accent);text-underline-offset:4px;text-decoration-thickness:1px}
.vp-articles a:hover{color:var(--fn-copper)}
.vp-articles :focus-visible{outline:2px solid var(--fn-copper);outline-offset:4px}
.vp-articles button,.vp-articles .vp-button{
  border:1px solid var(--fn-line);
  border-radius:2px;
  background:var(--fn-paper);
  color:var(--fn-ink);
  font-family:var(--fn-sans);
  font-size:13px;
  min-height:40px;
  padding:9px 14px;
}
.vp-articles .vp-primary{
  border-color:var(--fn-ink);
  background:var(--fn-ink);
  color:var(--fn-paper);
}
.vp-articles .vp-primary:hover{background:var(--fn-accent);border-color:var(--fn-accent);color:var(--fn-paper)}
.vp-articles button:hover,.vp-articles .vp-button:hover{border-color:var(--fn-accent);color:var(--fn-accent)}
.vp-articles .vp-primary:hover{color:var(--fn-paper)}

/* Masthead */
.vp-articles .vp-header{
  width:100%;
  max-width:none;
  margin:0;
  padding:17px max(24px,calc((100vw - 1120px) / 2));
  display:flex;
  align-items:center;
  gap:26px;
  border:0;
  background:#10221e;
  color:#f5f1e5;
}
.vp-articles .vp-brand{
  font-family:var(--fn-serif);
  font-size:24px;
  font-weight:600;
  letter-spacing:-.025em;
  color:#f8f4e8!important;
}
.vp-articles .vp-brand span{
  display:inline-block;
  margin-left:11px;
  color:rgba(248,244,232,.52);
  font-family:var(--fn-mono);
  font-size:9px;
  font-weight:400;
  letter-spacing:.12em;
  vertical-align:3px;
}
.vp-articles .vp-header nav{gap:23px;font-size:12px;font-family:var(--fn-sans);letter-spacing:.015em}
.vp-articles .vp-header nav a{color:rgba(248,244,232,.66);text-decoration:none;position:relative;padding:5px 0}
.vp-articles .vp-header nav a:hover{color:#fff}
.vp-articles .vp-header nav a[aria-current]{
  color:#fff;
  font-weight:600;
}
.vp-articles .vp-header nav a[aria-current]::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-8px;
  height:2px;
  background:var(--fn-copper);
}
.vp-articles .vp-header .language-switcher{margin-left:auto;display:flex;align-items:center}
.vp-articles .language-control{display:flex;align-items:center;position:relative}
.vp-articles #site-language{
  appearance:none;
  -webkit-appearance:none;
  border:1px solid rgba(248,244,232,.24);
  border-radius:2px;
  background:rgba(248,244,232,.055);
  color:#f6f1e4;
  padding:7px 27px 7px 10px;
  min-height:31px;
  font-family:var(--fn-mono);
  font-size:10px;
  letter-spacing:.03em;
  cursor:pointer;
}
.vp-articles .language-control::after{
  content:"⌄";
  position:absolute;
  right:9px;
  top:50%;
  transform:translateY(-52%);
  color:rgba(248,244,232,.58);
  font-size:11px;
  pointer-events:none;
}
.vp-articles #site-language option{background:#10221e;color:#f6f1e4}

/* Article index cover */
.vp-articles .vp-article-hero{
  position:relative;
  max-width:1120px;
  margin:0 auto;
  padding:74px 32px 42px;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:end;
  gap:46px;
  border:0;
}
.vp-articles .vp-article-hero::after{
  content:"";
  position:absolute;
  left:32px;right:32px;bottom:0;
  height:11px;
  border-bottom:1px solid var(--fn-line);
  background-image:repeating-linear-gradient(90deg,var(--fn-line) 0 1px,transparent 1px 18px);
  opacity:.85;
}
.vp-articles .vp-article-hero>div{position:relative;padding-left:24px}
.vp-articles .vp-article-hero>div::before{
  content:"";
  position:absolute;
  left:0;top:5px;bottom:4px;
  width:2px;
  background:linear-gradient(var(--fn-copper),rgba(168,94,58,0));
}
.vp-articles .vp-eyebrow{
  margin:0;
  color:var(--fn-copper);
  font-family:var(--fn-mono);
  font-size:11px;
  font-weight:500;
  letter-spacing:.1em;
  line-height:1.6;
}
.vp-articles .vp-article-hero h1{
  max-width:780px;
  margin:14px 0 18px;
  font-family:var(--fn-serif);
  font-size:clamp(42px,5vw,68px);
  font-weight:600;
  line-height:1.14;
  letter-spacing:-.035em;
  color:var(--fn-ink);
  text-wrap:balance;
}
.vp-articles .vp-article-hero .vp-lead{
  max-width:620px;
  margin:0;
  color:var(--fn-soft);
  font-size:18px;
  line-height:1.9;
}
.vp-articles .vp-article-hero>.vp-primary{
  min-height:46px;
  margin-bottom:10px;
  padding:11px 20px;
  border-radius:2px;
  white-space:nowrap;
  font-family:var(--fn-mono);
  font-size:12px;
  letter-spacing:.02em;
  box-shadow:5px 5px 0 var(--fn-wash);
}

/* Index sheet */
.vp-articles .vp-reading-list{
  position:relative;
  max-width:1120px;
  margin:34px auto 78px;
  padding:36px 40px 16px;
  border:1px solid var(--fn-line);
  border-radius:2px;
  background:var(--fn-paper);
  box-shadow:0 24px 64px var(--fn-shadow);
}
.vp-articles .vp-reading-list::before{
  content:"";
  position:absolute;
  left:-1px;right:-1px;top:-1px;
  height:3px;
  background:var(--fn-accent);
}
.vp-articles .vp-list-heading{
  align-items:baseline;
  gap:20px;
  padding-bottom:0;
}
.vp-articles .vp-list-heading h2{
  margin:0;
  font-family:var(--fn-serif);
  font-size:32px;
  font-weight:600;
  letter-spacing:-.025em;
}
.vp-articles .vp-list-heading span{
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:11px;
  letter-spacing:.06em;
}
.vp-articles .vp-filters{
  display:grid;
  grid-template-columns:minmax(0,1.55fr) minmax(130px,.58fr) minmax(150px,.7fr);
  gap:13px;
  align-items:end;
  margin-top:22px;
  padding:19px 0;
  border-top:1px solid var(--fn-line);
  border-bottom:1px solid var(--fn-line);
}
.vp-articles .vp-filters label{
  gap:7px;
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:10px;
  font-weight:500;
  letter-spacing:.06em;
}
.vp-articles .vp-filters input,
.vp-articles .vp-filters select{
  min-height:41px;
  border:1px solid var(--fn-line);
  border-radius:2px;
  background:var(--fn-ground);
  color:var(--fn-ink);
  padding:9px 11px;
  font-family:var(--fn-sans);
  font-size:14px;
  letter-spacing:0;
}
.vp-articles .vp-filters input::placeholder{color:var(--fn-soft);opacity:.8}
.vp-articles .vp-filters input:focus,
.vp-articles .vp-filters select:focus{border-color:var(--fn-accent);outline:2px solid var(--fn-wash);outline-offset:0}
.vp-articles .vp-status{
  margin:15px 0 0;
  padding:0;
  border:0;
  background:transparent;
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:11px;
  line-height:1.8;
  letter-spacing:.02em;
}
.vp-articles .vp-status:empty{display:none!important}
.vp-articles .vp-article-list{
  margin-top:22px;
  border-top:1px solid var(--fn-line);
  border-radius:0;
  background:transparent;
}
.vp-articles .vp-article-card{
  display:grid;
  grid-template-columns:146px minmax(0,1fr) 96px;
  gap:26px;
  align-items:start;
  margin:0;
  padding:28px 0;
  border:0;
  border-bottom:1px solid var(--fn-line);
  background:transparent;
  transition:background .22s ease;
}
.vp-articles .vp-article-card:last-child{border-bottom:0}
.vp-articles .vp-article-card:hover{background:linear-gradient(90deg,var(--fn-wash),transparent 72%)}
.vp-articles .vp-card-gutter{
  display:flex;
  flex-direction:column;
  gap:8px;
  min-width:0;
  padding:4px 0 0 12px;
  border-left:1px solid var(--fn-line);
}
.vp-articles .vp-article-index{
  display:block;
  color:var(--fn-copper);
  font-family:var(--fn-mono);
  font-size:12px;
  font-weight:500;
  line-height:1.2;
  letter-spacing:.03em;
}
.vp-articles .vp-card-date{
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:10px;
  line-height:1.5;
  letter-spacing:.02em;
}
.vp-articles .vp-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  width:max-content;
  max-width:100%;
  padding:0;
  border:0;
  border-radius:0;
  background:none;
  color:var(--fn-soft);
  font-family:var(--fn-sans);
  font-size:10.5px;
  font-weight:500;
  line-height:1.5;
  white-space:nowrap;
}
.vp-articles .vp-badge::before{
  content:"";
  width:5px;height:5px;
  flex:0 0 5px;
  border-radius:50%;
  background:var(--fn-copper);
}
.vp-articles .vp-badge[data-kind=public]::before,
.vp-articles .vp-badge[data-kind=published]::before{background:var(--fn-accent)}
.vp-articles .vp-badge[data-kind=local]::before{background:var(--fn-soft)}
.vp-articles .vp-card-copy{min-width:0}
.vp-articles .vp-card-category{
  margin:0;
  color:var(--fn-copper);
  font-family:var(--fn-mono);
  font-size:10px;
  line-height:1.5;
  letter-spacing:.05em;
}
.vp-articles .vp-card-copy h3{
  max-width:780px;
  margin:6px 0 9px;
  font-family:var(--fn-serif);
  font-size:clamp(23px,2.25vw,31px);
  font-weight:600;
  line-height:1.38;
  letter-spacing:-.022em;
  text-wrap:balance;
}
.vp-articles .vp-card-copy h3 a{color:var(--fn-ink);text-decoration:none}
.vp-articles .vp-card-copy h3 a:hover{color:var(--fn-accent)}
.vp-articles .vp-card-summary{
  max-width:700px;
  margin:0 0 12px;
  color:var(--fn-soft);
  font-size:15.5px;
  line-height:1.82;
}
.vp-articles .vp-article-card .vp-meta{
  display:inline-block;
  margin:0;
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:10.5px;
  line-height:1.7;
  letter-spacing:.02em;
}
.vp-articles .vp-card-original{
  display:none;
  margin-left:7px;
  padding:2px 5px;
  border:1px solid color-mix(in srgb,var(--fn-copper) 40%,transparent);
  color:var(--fn-copper);
  font-family:var(--fn-mono);
  font-size:9.5px;
  line-height:1.5;
  letter-spacing:.02em;
  vertical-align:1px;
}
html[lang=en] .vp-articles .vp-card-original{display:inline-block}
.vp-articles .vp-card-open{
  align-self:center;
  justify-self:end;
  padding:7px 0;
  border:0;
  border-bottom:1px solid var(--fn-copper);
  border-radius:0;
  background:transparent;
  color:var(--fn-copper)!important;
  font-family:var(--fn-mono);
  font-size:11px;
  line-height:1.4;
  letter-spacing:.02em;
  text-decoration:none;
  white-space:nowrap;
  transition:transform .2s ease;
}
.vp-articles .vp-card-open:hover{transform:translateX(3px);color:var(--fn-accent)!important;border-color:var(--fn-accent)}
.vp-articles .vp-empty{
  padding:36px 0;
  border-bottom:1px solid var(--fn-line);
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:11px;
}

/* Reading page */
.vp-articles .vp-back{
  max-width:1080px;
  margin:26px auto 0;
  padding:0 32px;
  font-family:var(--fn-mono);
  font-size:11px;
  line-height:1.7;
}
.vp-articles .vp-back a{
  display:inline-flex;
  align-items:center;
  gap:7px;
  color:var(--fn-soft);
  text-decoration:none;
}
.vp-articles .vp-back a:hover{color:var(--fn-accent)}
.vp-articles #article-detail-status{
  max-width:1080px;
  margin:13px auto 0;
  padding:0 32px;
}
.vp-articles .vp-reading-layout{
  display:grid;
  grid-template-columns:158px minmax(0,1fr);
  gap:42px;
  align-items:start;
  max-width:1080px;
  margin:14px auto 72px;
  padding:0 32px;
}
.vp-articles .vp-toc{
  position:sticky;
  top:24px;
  align-self:start;
  min-width:0;
  max-height:calc(100vh - 48px);
  padding:17px 0 0;
  overflow:auto;
  color:var(--fn-soft);
  visibility:hidden;
}
.vp-articles.vp-detail-loaded .vp-toc{visibility:visible}
.vp-articles .vp-reading-progress{
  padding:0 0 22px;
  border-bottom:1px solid var(--fn-line);
}
.vp-articles .vp-reading-progress-label{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:8px;
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:10px;
  line-height:1.5;
  letter-spacing:.05em;
}
.vp-articles .vp-reading-progress-label strong{
  color:var(--fn-copper);
  font-size:11px;
  font-weight:500;
  font-variant-numeric:tabular-nums;
}
.vp-articles .vp-reading-progress-track{
  display:block;
  position:relative;
  height:3px;
  margin-top:11px;
  background:var(--fn-line);
}
.vp-articles .vp-reading-progress-track::after{
  content:"";
  position:absolute;
  left:0;right:0;top:6px;
  height:5px;
  background-image:repeating-linear-gradient(90deg,var(--fn-line) 0 1px,transparent 1px 9px);
  opacity:.8;
}
.vp-articles .vp-reading-progress-track i{
  display:block;
  width:0;
  height:100%;
  background:var(--fn-copper);
  transition:width .14s linear;
}
.vp-articles .vp-toc>details{
  margin-top:21px;
  padding:0;
  border:0;
}
.vp-articles .vp-toc>details>summary{
  padding:0 0 12px;
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:10px;
  font-weight:500;
  letter-spacing:.05em;
  list-style:none;
  cursor:pointer;
  display:flex;
  justify-content:space-between;
  gap:12px;
  border-bottom:1px solid var(--fn-line);
}
.vp-articles .vp-toc>details>summary::-webkit-details-marker{display:none}
.vp-articles .vp-toc>details>summary::after{content:"＋";color:var(--fn-copper);font-family:var(--fn-sans);font-size:12px;line-height:1}
.vp-articles .vp-toc>details[open]>summary::after{content:"−"}
.vp-articles .vp-toc nav{
  display:flex;
  flex-direction:column;
  gap:0;
  padding:9px 0 0;
}
.vp-articles .vp-toc a{
  display:block;
  padding:7px 0;
  border-bottom:1px solid color-mix(in srgb,var(--fn-line) 55%,transparent);
  color:var(--fn-soft);
  font-family:var(--fn-sans);
  font-size:12px;
  line-height:1.55;
  text-decoration:none;
}
.vp-articles .vp-toc a:hover{color:var(--fn-accent)}
.vp-articles .vp-toc a[aria-current]{color:var(--fn-copper);font-weight:600}
.vp-articles .vp-longread{
  position:relative;
  min-width:0;
  padding:48px 54px 48px;
  border:1px solid var(--fn-line);
  border-radius:2px;
  background:var(--fn-paper);
  box-shadow:0 26px 72px var(--fn-shadow);
  overflow-wrap:anywhere;
}
.vp-articles .vp-longread::before{
  content:"";
  position:absolute;
  top:-1px;left:-1px;
  width:116px;
  height:3px;
  background:var(--fn-copper);
}
.vp-articles .vp-article-head,
.vp-articles .vp-longread>header{
  position:relative;
  margin:0 0 31px;
  padding:0 0 23px;
  border-bottom:1px solid var(--fn-line);
}
.vp-articles .vp-longread h1{
  max-width:18em;
  margin:9px 0 16px;
  font-family:var(--fn-serif);
  font-size:clamp(33px,3.5vw,46px);
  font-weight:600;
  line-height:1.34;
  letter-spacing:-.028em;
  color:var(--fn-ink);
  text-wrap:balance;
}
.vp-articles .vp-longread .vp-eyebrow{color:var(--fn-copper)}
.vp-articles .vp-longread .vp-lead{
  max-width:38em;
  margin:0 0 16px;
  color:var(--fn-soft);
  font-size:17.5px;
  line-height:1.9;
}
.vp-articles .vp-article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin:0;
}
.vp-articles .vp-draft-stamp{
  display:inline-flex;
  align-items:center;
  gap:5px;
  width:max-content;
  max-width:100%;
  padding:3px 7px;
  border:1px solid color-mix(in srgb,var(--fn-copper) 46%,transparent);
  color:var(--fn-copper);
  font-family:var(--fn-mono);
  font-size:10px;
  line-height:1.5;
  letter-spacing:.02em;
  white-space:nowrap;
}
.vp-articles .vp-draft-stamp::before{
  content:"";
  width:5px;height:5px;
  flex:0 0 5px;
  border-radius:50%;
  background:currentColor;
}
.vp-articles .vp-draft-stamp[data-kind=published],
.vp-articles .vp-draft-stamp[data-kind=public]{
  border-color:color-mix(in srgb,var(--fn-accent) 42%,transparent);
  color:var(--fn-accent);
}
.vp-articles .vp-draft-stamp[data-kind=local]{
  border-color:var(--fn-line);
  color:var(--fn-soft);
}
.vp-articles .vp-original-label{
  display:none;
  width:max-content;
  margin:0;
  padding:2px 6px;
  border:1px solid color-mix(in srgb,var(--fn-copper) 48%,transparent);
  color:var(--fn-copper);
  font-family:var(--fn-mono);
  font-size:10px;
  line-height:1.5;
  letter-spacing:.04em;
  vertical-align:1px;
}
html[lang=en] .vp-articles .vp-original-label{display:inline-block}
.vp-articles .vp-longread .vp-meta{
  display:inline-block;
  margin:0;
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:10.5px;
  line-height:1.8;
  letter-spacing:.02em;
}
.vp-articles .vp-reading-actions{
  display:flex;
  align-items:center;
  gap:7px;
  flex-wrap:wrap;
  margin:20px 0 0;
  padding-top:15px;
  border-top:1px dashed var(--fn-line);
}
.vp-articles .vp-reading-actions button{
  min-height:33px;
  padding:6px 10px;
  border-color:var(--fn-line);
  background:transparent;
  color:var(--fn-soft);
  font-family:var(--fn-sans);
  font-size:12px;
}
.vp-articles .vp-reading-actions button:hover{border-color:var(--fn-accent);color:var(--fn-accent)}
.vp-articles .vp-reading-actions button[aria-pressed=true]{border-color:var(--fn-copper);color:var(--fn-copper);background:var(--fn-wash)}
.vp-articles #article-edit{
  margin-left:auto;
  padding:5px 0;
  border-bottom:1px solid var(--fn-copper);
  color:var(--fn-copper);
  font-family:var(--fn-mono);
  font-size:11px;
  line-height:1.5;
  text-decoration:none;
}
.vp-articles #article-edit:hover{color:var(--fn-accent);border-color:var(--fn-accent)}
.vp-articles .vp-prose{
  max-width:650px;
  color:var(--fn-ink);
  font-family:var(--fn-sans);
  font-size:20px;
  line-height:1.95;
  letter-spacing:.01em;
  line-break:strict;
  overflow-wrap:break-word;
}
.vp-articles .vp-prose p{margin:0 0 1.15em;text-wrap:pretty}
.vp-articles .vp-prose h2,
.vp-articles .vp-prose h3,
.vp-articles .vp-prose h4{
  color:var(--fn-ink);
  font-family:var(--fn-serif);
  font-weight:600;
  line-height:1.48;
  letter-spacing:-.015em;
}
.vp-articles .vp-prose h2{
  position:relative;
  margin:2.15em 0 .82em;
  padding-top:.13em;
  font-size:28px;
}
.vp-articles .vp-prose h2::before{
  content:"";
  display:block;
  width:23px;
  height:2px;
  margin:0 0 12px;
  background:var(--fn-copper);
}
.vp-articles .vp-prose h3{font-size:22px;margin:1.9em 0 .75em}
.vp-articles .vp-prose h4{font-size:19px;margin:1.7em 0 .7em}
.vp-articles .vp-prose strong{font-weight:700;color:var(--fn-ink)}
.vp-articles .vp-prose a{text-decoration:underline;text-decoration-color:color-mix(in srgb,var(--fn-accent) 46%,transparent)}
.vp-articles .vp-prose ul,
.vp-articles .vp-prose ol{padding-left:1.35em;margin:.25em 0 1.4em}
.vp-articles .vp-prose li{margin:.52em 0;padding-left:.15em}
.vp-articles .vp-prose li::marker{color:var(--fn-copper)}
.vp-articles .vp-prose blockquote{
  margin:1.5em 0;
  padding:16px 20px;
  border:0;
  border-left:2px solid var(--fn-copper);
  border-radius:0 2px 2px 0;
  background:var(--fn-wash);
  color:var(--fn-soft);
  font-family:var(--fn-serif);
  font-size:18.5px;
  line-height:1.85;
}
.vp-articles .vp-prose blockquote p:last-child{margin-bottom:0}
.vp-articles .vp-prose code,
.vp-articles .vp-prose kbd{
  font-family:var(--fn-mono);
  font-size:.84em;
  padding:.12em .35em;
  border:1px solid var(--fn-line);
  border-radius:2px;
  background:var(--fn-wash);
}
.vp-articles .vp-prose hr{border:0;border-top:1px solid var(--fn-line);margin:2.2em 0}
.vp-articles .vp-reading-extra{
  margin:36px 0 0;
  padding:0;
  border:0;
  border-top:1px solid var(--fn-line);
}
.vp-articles .vp-reading-extra>summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  margin:0;
  padding:17px 0;
  color:var(--fn-ink);
  font-family:var(--fn-serif);
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  cursor:pointer;
  list-style:none;
}
.vp-articles .vp-reading-extra>summary::-webkit-details-marker{display:none}
.vp-articles .vp-reading-extra>summary::after{content:"＋";color:var(--fn-copper);font-family:var(--fn-sans);font-size:16px;font-weight:400;line-height:1}
.vp-articles .vp-reading-extra[open]>summary::after{content:"−"}
.vp-articles .vp-reading-extra>section,
.vp-articles .vp-reading-extra>.vp-lab{padding:2px 0 22px}
.vp-articles .vp-source-section{
  border:0;
  margin:0;
  padding:4px 0 0;
  font-size:13px;
}
.vp-articles .vp-source-section h2{
  margin:.7em 0 .5em;
  font-family:var(--fn-serif);
  font-size:20px;
}
.vp-articles .vp-source-item{
  margin:0;
  padding:13px 0;
  border-top:1px solid color-mix(in srgb,var(--fn-line) 62%,transparent);
}
.vp-articles .vp-source-item a{
  color:var(--fn-ink);
  font-size:14px;
  line-height:1.7;
  text-decoration:none;
  border-bottom:1px solid color-mix(in srgb,var(--fn-accent) 36%,transparent);
}
.vp-articles .vp-source-item a:hover{color:var(--fn-accent)}
.vp-articles .vp-source-item p{
  margin:5px 0 0;
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:10px;
  line-height:1.8;
}
.vp-articles .vp-boundary{
  margin:29px 0 0;
  padding:0 0 0 14px;
  border-left:2px solid var(--fn-copper);
  background:transparent;
  color:var(--fn-soft);
  font-family:var(--fn-sans);
  font-size:11px;
  line-height:1.85;
}
.vp-articles .vp-large-text .vp-prose{font-size:23px}
.vp-articles .vp-large-text .vp-prose h2{font-size:31px}
.vp-articles .vp-lab{
  --vp-lab-ink:var(--fn-ink);
  --vp-lab-accent:var(--fn-accent);
  --vp-lab-line:var(--fn-line);
  border-radius:2px;
  border-color:var(--fn-line);
  background:var(--fn-paper);
  font-family:var(--fn-sans);
}
.vp-articles .vp-lab .vp-lab-heading{background:linear-gradient(135deg,var(--fn-wash),transparent)}
.vp-articles .vp-lab .vp-lab-disclosure{background:var(--fn-ground);border-color:var(--fn-line);color:var(--fn-soft)}
.vp-articles .vp-lab button{border-radius:2px}

/* Writing desk */
.vp-articles .vp-editor-heading{
  max-width:1120px;
  margin:0 auto;
  padding:58px 32px 27px;
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:28px;
  border:0;
}
.vp-articles .vp-editor-heading h1{
  max-width:760px;
  margin:12px 0 13px;
  font-family:var(--fn-serif);
  font-size:clamp(37px,4.3vw,56px);
  font-weight:600;
  line-height:1.18;
  letter-spacing:-.035em;
}
.vp-articles .vp-editor-heading p:not(.vp-eyebrow){
  max-width:620px;
  margin:0;
  color:var(--fn-soft);
  font-size:16px;
  line-height:1.85;
}
.vp-articles .vp-editor-heading>a{
  flex:0 0 auto;
  padding:6px 0;
  border-bottom:1px solid var(--fn-copper);
  color:var(--fn-copper);
  font-family:var(--fn-mono);
  font-size:10px;
  text-decoration:none;
}
.vp-articles .vp-editor-toolbar{
  position:sticky;
  top:0;
  z-index:12;
  width:100%;
  max-width:none;
  margin:0 auto;
  padding:12px max(24px,calc((100vw - 1120px) / 2));
  gap:8px;
  border-top:1px solid var(--fn-line);
  border-bottom:1px solid var(--fn-line);
  background:color-mix(in srgb,var(--fn-ground) 92%,transparent);
  backdrop-filter:blur(12px);
}
.vp-articles .vp-editor-toolbar button{min-height:36px;padding:7px 12px;font-size:12px}
.vp-articles .vp-editor-toolbar .vp-primary{box-shadow:3px 3px 0 var(--fn-wash)}
.vp-articles[data-article-mode=editor] #editor-status{
  max-width:1120px;
  margin:0 auto;
  padding:13px 32px 0;
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:11px;
  line-height:1.8;
}
.vp-articles .vp-editor-layout{
  display:grid;
  grid-template-columns:minmax(0,1.13fr) minmax(350px,.87fr);
  align-items:start;
  gap:30px;
  max-width:1120px;
  margin:20px auto 0;
  padding:0 32px;
}
.vp-articles .vp-compose{
  display:flex;
  flex-direction:column;
  gap:20px;
  align-self:start;
  padding:30px 32px 34px;
  border:1px solid var(--fn-line);
  border-radius:2px;
  background:var(--fn-paper);
  box-shadow:0 22px 60px var(--fn-shadow);
}
.vp-articles .vp-compose label,
.vp-articles .vp-server-panel label{
  gap:7px;
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:11px;
  font-weight:500;
  letter-spacing:.03em;
}
.vp-articles .vp-compose input,
.vp-articles .vp-compose textarea,
.vp-articles .vp-compose select,
.vp-articles .vp-server-panel input{
  width:100%;
  min-height:41px;
  padding:9px 11px;
  border:1px solid var(--fn-line);
  border-radius:2px;
  background:var(--fn-ground);
  color:var(--fn-ink);
  font-family:var(--fn-sans);
  font-size:15px;
  line-height:1.65;
}
.vp-articles .vp-compose textarea{line-height:1.8}
.vp-articles .vp-compose input:focus,
.vp-articles .vp-compose textarea:focus,
.vp-articles .vp-compose select:focus,
.vp-articles .vp-server-panel input:focus{border-color:var(--fn-accent);outline:2px solid var(--fn-wash);outline-offset:0}
.vp-articles .vp-compose input[readonly]{background:var(--fn-wash);color:var(--fn-soft)}
.vp-articles .vp-compose small{
  margin:-12px 0 0;
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:11px;
  line-height:1.7;
}
.vp-articles .vp-form-block{
  display:flex;
  flex-direction:column;
  gap:17px;
  padding-top:21px;
  border-top:1px solid var(--fn-line);
}
.vp-articles .vp-form-block:first-of-type{padding-top:0;border-top:0}
.vp-articles .vp-field-row{gap:14px}
.vp-articles .vp-format-tools{
  gap:7px;
  margin-top:-7px;
}
.vp-articles .vp-format-tools button{
  min-height:31px;
  padding:5px 9px;
  border-color:var(--fn-line);
  background:var(--fn-wash);
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:10px;
  letter-spacing:.02em;
}
.vp-articles .vp-format-tools button:hover{border-color:var(--fn-copper);color:var(--fn-copper)}
.vp-articles #article-body{
  height:330px;
  min-height:260px;
  font-size:16px;
  line-height:1.86;
}
.vp-articles .vp-source-editor{
  margin:0;
  padding:18px;
  border:1px solid var(--fn-line);
  border-radius:2px;
  background:var(--fn-wash);
}
.vp-articles .vp-source-editor legend{
  padding:0 7px;
  color:var(--fn-ink);
  font-family:var(--fn-serif);
  font-size:18px;
  font-weight:600;
}
.vp-articles .vp-source-editor>p{
  margin:0 0 14px;
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:11px;
  line-height:1.8;
}
.vp-articles .vp-source-fields{
  gap:11px;
  padding-bottom:16px;
  margin-bottom:16px;
  border-bottom-color:var(--fn-line);
}
.vp-articles .vp-source-fields button{
  min-height:29px;
  padding:4px 9px;
  border-color:var(--fn-line);
  background:transparent;
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:10px;
}
.vp-articles #add-source{align-self:flex-start}
.vp-articles .vp-editor-preview{
  position:sticky;
  top:72px;
  align-self:start;
  max-height:calc(100vh - 94px);
  overflow:auto;
  padding:0 4px 18px 0;
  scrollbar-width:thin;
  scrollbar-color:var(--fn-line) transparent;
}
.vp-articles .vp-preview-label{
  margin:0 0 9px;
  color:var(--fn-copper);
  font-family:var(--fn-mono);
  font-size:10px;
  letter-spacing:.05em;
}
.vp-articles .vp-editor-preview .vp-longread{
  padding:31px 28px 32px;
  box-shadow:0 20px 55px var(--fn-shadow);
}
.vp-articles .vp-editor-preview .vp-longread::before{width:78px}
.vp-articles .vp-editor-preview .vp-longread #preview-title-text{
  max-width:none;
  margin:9px 0 16px;
  color:var(--fn-ink);
  font-family:var(--fn-serif);
  font-size:28px;
  font-weight:600;
  line-height:1.36;
  letter-spacing:-.028em;
  text-wrap:balance;
}
.vp-articles .vp-editor-preview .vp-longread .vp-lead{font-size:15px;line-height:1.85}
.vp-articles .vp-editor-preview .vp-prose{font-size:17px;line-height:1.88;max-width:none}
.vp-articles .vp-editor-preview .vp-prose h2{font-size:22px}
.vp-articles .vp-editor-preview .vp-reading-actions{display:none}
.vp-articles.vp-preview-only .vp-editor-layout{grid-template-columns:minmax(0,820px);justify-content:center}
.vp-articles.vp-preview-only .vp-compose{display:none}
.vp-articles.vp-preview-only .vp-editor-preview{position:static;max-height:none;overflow:visible}
.vp-articles .vp-server-panel{
  position:relative;
  max-width:1120px;
  margin:28px auto 68px;
  padding:29px 33px 31px;
  border:1px solid rgba(248,244,232,.14);
  border-radius:2px;
  background:#10221e;
  color:#f5f1e5;
  box-shadow:0 24px 60px var(--fn-shadow);
}
.vp-articles .vp-server-panel::before{
  content:"";
  position:absolute;
  top:-1px;left:-1px;
  width:88px;height:3px;
  background:var(--fn-copper);
}
.vp-articles .vp-server-panel h2{
  margin:0 0 9px;
  color:#f8f4e8;
  font-family:var(--fn-serif);
  font-size:26px;
  font-weight:600;
  line-height:1.35;
}
.vp-articles .vp-server-panel p{
  max-width:720px;
  margin:0;
  color:rgba(248,244,232,.72);
  font-size:13px;
  line-height:1.85;
}
.vp-articles .vp-server-panel a{color:var(--fn-copper)}
.vp-articles .vp-footer{
  max-width:1120px;
  margin:24px auto 0;
  padding:22px 32px 42px;
  border-top:1px solid var(--fn-line);
  color:var(--fn-soft);
  font-family:var(--fn-mono);
  font-size:10px;
  line-height:1.9;
  letter-spacing:.02em;
}
.vp-articles .vp-footer a{color:var(--fn-accent);text-decoration:none}
.vp-articles .vp-skip{background:var(--fn-paper);color:var(--fn-ink);border:1px solid var(--fn-line)}

/* Responsive */
@media(max-width:1050px){
  .vp-articles .vp-article-hero{padding:58px 28px 34px}
  .vp-articles .vp-article-hero h1{font-size:clamp(40px,5.2vw,58px)}
  .vp-articles .vp-reading-list{padding:31px 30px 13px}
  .vp-articles .vp-reading-layout{grid-template-columns:142px minmax(0,1fr);gap:30px;padding:0 28px}
  .vp-articles .vp-editor-heading{padding-inline:28px}
  .vp-articles .vp-editor-toolbar{padding-inline:28px}
  .vp-articles .vp-editor-layout{padding:0 28px;gap:22px;grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr)}
  .vp-articles .vp-back{padding-inline:28px}
  .vp-articles #article-detail-status{padding-inline:28px}
  .vp-articles .vp-server-panel{margin-inline:28px}
}
@media(max-width:880px){
  .vp-articles .vp-header{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px 14px;padding:14px 22px}
  .vp-articles .vp-brand{grid-column:1;grid-row:1;justify-self:start}
  .vp-articles .language-switcher{grid-column:2;grid-row:1;justify-self:end;margin-left:0}
  .vp-articles .vp-header nav{grid-column:1/-1;grid-row:2;display:flex;gap:19px;font-size:11px;padding-top:11px;border-top:1px solid rgba(248,244,232,.11)}
  .vp-articles .vp-header nav a[aria-current]::after{bottom:-4px}
  .vp-articles .vp-brand span{font-size:8px}
  .vp-articles .vp-article-hero{grid-template-columns:1fr;gap:23px;padding:48px 24px 31px}
  .vp-articles .vp-article-hero h1{font-size:clamp(38px,6.9vw,56px)}
  .vp-articles .vp-article-hero>.vp-primary{justify-self:start;margin:0}
  .vp-articles .vp-reading-list{padding:29px 24px 12px;margin:27px 16px 52px}
  .vp-articles .vp-filters{grid-template-columns:1fr 1fr;gap:11px}
  .vp-articles .vp-filters label:first-child{grid-column:1/-1}
  .vp-articles .vp-article-card{grid-template-columns:128px minmax(0,1fr);gap:20px;padding:24px 0}
  .vp-articles .vp-card-open{grid-column:2;justify-self:start;margin-top:-4px}
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/* ==========================================================================
   Calibrated Field Notes · small tech layer
   Instrument-cool paper, teal signal, registration marks and a vertical
   calibration rail. The journal hierarchy stays; only the measuring
   language gets sharper.
   ========================================================================== */

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/* 2026-10-20 · Research desk. Task taxonomy, readable text, honest draft states. */
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/* Reading v2: explicit roles beat the old journal's small inherited utility type. */
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/* 2026-10-21: task order is separate from category, date and publication state. */
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.vp-articles .vp-sequence-heading{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px 18px;align-items:center;margin-bottom:16px;font:700 18px/1.7 var(--vp-font-text)}
.vp-articles .vp-sequence-heading>a{font:16px/1.6 var(--vp-font-text);min-height:44px;display:inline-flex;align-items:center}
.vp-articles .vp-sequence-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.vp-articles .vp-sequence-links>a{display:flex;flex-direction:column;gap:8px;padding:18px;border:1px solid var(--fn-line);border-radius:8px;text-decoration:none;min-width:0;transition:border-color .18s ease,background-color .18s ease}
.vp-articles .vp-sequence-links>a:hover{background:var(--fn-wash);border-color:var(--fn-accent)}
.vp-articles .vp-sequence-links span{font:15px/1.6 var(--vp-font-text);color:var(--fn-soft)}
.vp-articles .vp-sequence-links strong{font:650 18px/1.7 var(--vp-font-display);color:var(--fn-ink);overflow-wrap:anywhere}
.vp-articles .vp-sequence-links>p{font:16px/1.8 var(--vp-font-text);color:var(--fn-soft);padding:16px;margin:0}
@media(max-width:850px){.vp-articles .vp-learning-picker{grid-template-columns:1fr;gap:16px}}
@media(max-width:540px){.vp-articles .vp-start-paths>a,.vp-articles .vp-start-paths>.vp-writing-path{padding:13px 17px;gap:3px}.vp-articles .vp-start-paths strong{font-size:20px;line-height:1.5}.vp-articles .vp-start-paths small{font-size:14px;line-height:1.6}.vp-articles .vp-writing-actions a{min-height:36px}.vp-articles .vp-card-gutter{flex-wrap:wrap;gap:10px}.vp-articles .vp-sequence-links{grid-template-columns:1fr}.vp-articles .vp-sequence-heading{font-size:17px}.vp-articles .vp-path-context a{min-height:44px}}
@media(prefers-reduced-motion:reduce){.vp-articles .vp-sequence-links>a{transition:none}}
.vp-articles .vp-figure-image-link{display:block;max-width:600px;margin-inline:auto;cursor:zoom-in;border-radius:8px}
.vp-articles .vp-figure-image-link:focus-visible{outline:3px solid var(--fn-accent);outline-offset:5px}
.vp-articles .vp-article-figure .vp-figure-open{display:inline-flex;align-items:center;min-height:44px;font:16px/1.6 var(--vp-font-text)}
.vp-articles .vp-article-figure figcaption{font:16px/1.8 var(--vp-font-text);color:var(--fn-soft);overflow-wrap:anywhere}
@media(max-width:850px){.vp-start-paths>.vp-writing-path{padding:18px}}
@media(max-width:540px){.vp-articles .vp-longread h1{font-size:28px}.vp-articles .vp-reading-actions{gap:10px}.vp-articles .vp-prose .vp-prompt-block{padding:18px 16px}.vp-start-paths>.vp-writing-path{padding:17px 20px;gap:7px}}
@media(prefers-reduced-motion:reduce){.vp-start-paths>.vp-writing-path::before{transition:none}}