/* OpenTechnical.org
   One stylesheet, no JavaScript required to read anything. Kept deliberately
   small: a publication page plus this file should land well under 50 KB. */

:root {
  --ink: #14181d;
  --ink-soft: #4a5560;
  --ink-faint: #6d7883;
  --rule: #dde2e8;
  --rule-soft: #eceff3;
  --paper: #ffffff;
  --ground: #f6f7f9;
  --accent: #14532d;
  --accent-soft: #e8f0ea;
  --link: #14532d;
  --warn: #8a4b12;
  --mono: ui-monospace, "SFMono-Regular", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Source Serif Pro", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
}

a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { text-decoration-thickness: 2px; }

/* ------------------------------------------------------------- masthead -- */

.masthead {
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
}
.masthead-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 24px;
  align-items: baseline;
}
.wordmark {
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.015em;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}
.wordmark span { color: var(--accent); }
.tagline {
  color: var(--ink-faint);
  font-size: 13px;
  margin-right: auto;
}
.masthead nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  font-size: 14px;
}
.masthead nav a { color: var(--ink-soft); text-decoration: none; white-space: nowrap; }
.masthead nav a:hover, .masthead nav a[aria-current] { color: var(--accent); text-decoration: underline; }

.searchbar {
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
}
.searchbar form {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px 14px;
  display: flex;
  gap: 8px;
}
.searchbar input[type=search], .searchbar input[type=text] {
  flex: 1;
  min-width: 0;
  padding: 9px 12px;
  font: inherit;
  font-size: 15px;
  border: 1px solid var(--rule);
  border-radius: 3px;
  background: var(--paper);
  color: var(--ink);
}
.searchbar input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.searchbar button {
  padding: 9px 18px;
  font: inherit;
  font-size: 15px;
  border: 1px solid var(--accent);
  border-radius: 3px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}

/* ----------------------------------------------------------------- page -- */

.wrap { max-width: 1080px; margin: 0 auto; padding: 26px 20px 60px; }
.wrap.narrow { max-width: 820px; }

.crumbs {
  font-size: 13px;
  color: var(--ink-faint);
  margin: 0 0 18px;
  line-height: 1.7;
}
.crumbs a { color: var(--ink-soft); }
.crumbs span { margin: 0 6px; color: var(--rule); }

h1 { font-size: 27px; line-height: 1.25; letter-spacing: -0.015em; margin: 0 0 12px; }
h2 { font-size: 19px; margin: 32px 0 10px; letter-spacing: -0.01em; }
h3 { font-size: 16px; margin: 24px 0 8px; }
.lede { font-size: 17px; color: var(--ink-soft); margin: 0 0 22px; max-width: 62ch; }

.panel {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 20px 22px;
  margin: 0 0 20px;
}
.panel > :first-child { margin-top: 0; }
.panel > :last-child { margin-bottom: 0; }

.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(232px, 1fr)); }
.grid.wide { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }

.card {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
}
.card .count { margin-top: auto; padding-top: 8px; }
.card a.card-title { font-weight: 600; text-decoration: none; display: block; margin-bottom: 4px; }
.card a.card-title:hover { text-decoration: underline; }
.card p { margin: 0; font-size: 13.5px; color: var(--ink-faint); }
.count { font-size: 12px; color: var(--ink-faint); font-variant-numeric: tabular-nums; }

/* -------------------------------------------------------- result lists -- */

.results { list-style: none; margin: 0; padding: 0; }
.results li {
  padding: 15px 0;
  border-bottom: 1px solid var(--rule-soft);
}
.results li:first-child { padding-top: 0; }
.results li:last-child { border-bottom: 0; }
.results .pubid {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink-faint);
  letter-spacing: 0.01em;
}
.results .rtitle { font-size: 16.5px; font-weight: 600; margin: 2px 0 4px; }
.results .rtitle a { text-decoration: none; }
.results .rtitle a:hover { text-decoration: underline; }
.results .meta { font-size: 13px; color: var(--ink-faint); }
.results .meta a { color: var(--ink-faint); }
.results .excerpt { font-size: 14px; color: var(--ink-soft); margin: 6px 0 0; }
.results mark { background: #fbf3c8; color: inherit; padding: 0 1px; }

.pager { display: flex; gap: 10px; align-items: center; margin-top: 24px; font-size: 14px; }
.pager a, .pager span {
  padding: 6px 12px;
  border: 1px solid var(--rule);
  border-radius: 3px;
  background: var(--paper);
  text-decoration: none;
}
.pager span { color: var(--ink-faint); border-color: var(--rule-soft); }
.pager .here { background: var(--accent); color: #fff; border-color: var(--accent); }

/* -------------------------------------------------- publication record -- */

/* The publication page is a document, so it gets a reading measure rather than
   the full grid. This lives here and NOT in the generated page, because the
   page is an immutable hashed artifact: presentation has to be changeable for
   publications that were issued years ago without altering one byte of them. */
.record {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 28px 32px;
  max-width: 880px;
  margin-inline: auto;
}
.record-head { border-bottom: 1px solid var(--rule); padding-bottom: 18px; margin-bottom: 24px; }
.record-pubid {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--accent);
  font-weight: 600;
  margin: 0 0 8px;
}
.record h1 { font-size: 26px; margin: 0 0 14px; max-width: 46ch; }

dl.facts { margin: 0; display: grid; grid-template-columns: max-content 1fr; gap: 5px 20px; font-size: 13.5px; }
dl.facts dt { color: var(--ink-faint); }
dl.facts dd { margin: 0; overflow-wrap: anywhere; }
dl.facts dd.hash, dl.facts dd .hash { font-family: var(--mono); font-size: 12px; }

.doc { font-family: var(--serif); font-size: 16.5px; line-height: 1.7; max-width: 74ch; }
.doc h2 { font-family: var(--sans); font-size: 17px; margin: 30px 0 10px; }
.doc h3 { font-family: var(--sans); font-size: 15px; margin: 22px 0 8px; }
.doc p { margin: 0 0 13px; }
.doc ul, .doc ol { margin: 0 0 13px; padding-left: 26px; }
.doc li { margin-bottom: 4px; }
.doc pre {
  font-family: var(--mono);
  font-size: 13px;
  background: var(--ground);
  border: 1px solid var(--rule-soft);
  border-radius: 3px;
  padding: 12px 14px;
  overflow-x: auto;
  line-height: 1.5;
}
.doc table { border-collapse: collapse; font-family: var(--sans); font-size: 14px; margin: 0 0 14px; }
.doc table td, .doc table th { border: 1px solid var(--rule); padding: 6px 10px; text-align: left; vertical-align: top; }
.doc table th { background: var(--ground); font-weight: 600; }
.tablewrap { overflow-x: auto; margin: 0 0 14px; }

.pnum {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-faint);
  user-select: none;
  padding-right: 5px;
}
.doc p:target, .doc figure:target { background: #fdf7d8; }

.doc figure { margin: 22px 0; padding: 0; }
.doc figure img, .doc figure object, .doc figure svg {
  display: block;
  max-width: 100%;
  height: auto;
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 3px;
}
.doc figcaption {
  font-family: var(--sans);
  font-size: 13.5px;
  color: var(--ink-soft);
  margin-top: 8px;
}
.doc figcaption b { color: var(--ink); }
.figref { text-decoration: none; border-bottom: 1px dotted var(--rule); }

.toc { font-size: 14px; }
.toc ol { list-style: none; margin: 0; padding: 0; }
.toc ol ol { padding-left: 16px; }
.toc li { margin-bottom: 3px; }
.toc a { color: var(--ink-soft); text-decoration: none; }
.toc a:hover { color: var(--accent); text-decoration: underline; }

.record-foot { border-top: 1px solid var(--rule); margin-top: 32px; padding-top: 22px; }
.downloads { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 20px; }
.downloads a {
  font-size: 13.5px;
  padding: 7px 13px;
  border: 1px solid var(--rule);
  border-radius: 3px;
  background: var(--paper);
  text-decoration: none;
  color: var(--ink-soft);
}
.downloads a:hover { border-color: var(--accent); color: var(--accent); }

.citation {
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.7;
  background: var(--ground);
  border: 1px solid var(--rule-soft);
  border-radius: 3px;
  padding: 12px 14px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

/* ------------------------------------------------------------ integrity -- */

table.evidence { border-collapse: collapse; width: 100%; font-size: 13.5px; }
table.evidence th, table.evidence td {
  border-bottom: 1px solid var(--rule-soft);
  padding: 9px 12px 9px 0;
  text-align: left;
  vertical-align: top;
}
table.evidence th { color: var(--ink-faint); font-weight: 500; width: 230px; white-space: nowrap; }
table.evidence td.hash, table.evidence code { font-family: var(--mono); font-size: 12px; overflow-wrap: anywhere; }

.badge {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
}
.badge.warn { background: #fbf0e2; color: var(--warn); }
.badge.pending { background: var(--rule-soft); color: var(--ink-faint); }

.notice {
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  padding: 12px 16px;
  font-size: 14px;
  border-radius: 0 3px 3px 0;
  margin: 0 0 20px;
}
.notice.warn { border-left-color: var(--warn); background: #fbf0e2; }

.logline {
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.75;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

/* -------------------------------------------------------------- footer -- */

footer.site {
  border-top: 1px solid var(--rule);
  background: var(--paper);
  margin-top: 40px;
}
footer.site .wrap { padding-top: 24px; padding-bottom: 30px; }
footer.site .cols { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
footer.site h4 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-faint); margin: 0 0 8px; font-weight: 600; }
footer.site ul { list-style: none; margin: 0; padding: 0; font-size: 14px; }
footer.site li { margin-bottom: 5px; }
footer.site a { color: var(--ink-soft); text-decoration: none; }
footer.site a:hover { color: var(--accent); text-decoration: underline; }
footer.site .legal { margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--rule-soft); font-size: 12.5px; color: var(--ink-faint); }

.empty { color: var(--ink-faint); font-size: 14.5px; padding: 12px 0; }

@media (max-width: 640px) {
  .record { padding: 20px 18px; }
  .doc { font-size: 16px; }
  h1, .record h1 { font-size: 22px; }
  dl.facts { grid-template-columns: 1fr; gap: 2px; }
  dl.facts dt { margin-top: 8px; }
  table.evidence th { width: auto; white-space: normal; }
  .tagline { display: none; }
}

@media print {
  .masthead, .searchbar, footer.site, .downloads, .toc, .crumbs { display: none; }
  body { background: #fff; font-size: 11pt; }
  .record { border: 0; padding: 0; }
  .wrap { padding: 0; max-width: none; }
  a { color: inherit; text-decoration: none; }
}