/* Registry Stack identifier resolver.
   Civic-print design system shared with registrystack.org: same palette,
   Public Sans / IBM Plex Mono pairing, masthead rule, ledger tables, and ink
   footer, trimmed to what these record pages need. Fonts are self-hosted OFL
   subsets; licenses live beside them in src/assets/fonts/. */

@font-face {
  font-family: 'Public Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/public-sans-latin-400-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Public Sans';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/public-sans-latin-600-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Public Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('fonts/public-sans-latin-700-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/ibm-plex-mono-latin-400-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('fonts/ibm-plex-mono-latin-700-normal.woff2') format('woff2');
}

:root {
  color-scheme: light;
  --registry-blue: #173b7a;
  --registry-blue-dark: #102a56;
  --registry-ink: #161616;
  --registry-body: #3a3a3a;
  --registry-muted: #6a6a6a;
  --registry-rule: #e5e5e5;
  --registry-active: #eef3ff;
  --registry-code-bg: #f3f4f6;
  /* Civic-print palette: quiet ledger-green paper, ink bands, a stamp red used
     sparingly for the authority boundary and the open catalog mark. */
  --registry-paper: #eef2ec;
  --registry-stamp: #9d2c1d;
  --registry-brass: #d4af4e;
  --registry-max: 1120px;
  --registry-font: 'Public Sans', system-ui, sans-serif;
  --registry-mono: 'IBM Plex Mono', ui-monospace, monospace;
}

* {
  box-sizing: border-box;
}

html {
  background: #ffffff;
  color: var(--registry-body);
  font-family: var(--registry-font);
}

body {
  font-size: 16px;
  line-height: 1.58;
  margin: 0;
}

::selection {
  background: var(--registry-blue);
  color: #ffffff;
}

a {
  color: var(--registry-blue);
  text-decoration: none;
  text-underline-offset: 3px;
}

a:hover {
  text-decoration: underline;
}

:focus-visible {
  outline: 2px solid var(--registry-blue);
  outline-offset: 3px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

/* Masthead rule: the broadsheet nameplate border shared with registrystack.org. */
.site-header {
  align-items: center;
  backdrop-filter: blur(8px) saturate(1.4);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 2px solid var(--registry-ink);
  display: flex;
  gap: 24px;
  justify-content: space-between;
  padding: 14px clamp(16px, 4vw, 42px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  align-items: center;
  color: var(--registry-ink);
  display: inline-flex;
  font-size: 17px;
  font-weight: 700;
  gap: 12px;
  white-space: nowrap;
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  align-items: center;
  background: var(--registry-blue);
  color: #ffffff;
  display: inline-flex;
  font-family: var(--registry-mono);
  font-size: 13px;
  height: 34px;
  justify-content: center;
  width: 34px;
}

.brand-site {
  border-left: 1px solid var(--registry-rule);
  color: var(--registry-muted);
  font-size: 13px;
  font-weight: 600;
  margin-left: 2px;
  padding-left: 12px;
}

.top-nav {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: clamp(12px, 2vw, 22px);
  justify-content: flex-end;
}

.top-nav a {
  align-items: center;
  color: var(--registry-muted);
  display: inline-flex;
  font-size: 14px;
  font-weight: 600;
  justify-content: center;
  min-height: 36px;
  min-width: 36px;
}

.top-nav a:hover {
  color: var(--registry-ink);
}

/* The open catalog is ticked in the register: ink text, stamp-red underline. */
.top-nav a[aria-current='page'] {
  box-shadow: inset 0 -2px 0 var(--registry-stamp);
  color: var(--registry-ink);
}

.top-nav .nav-emphasis {
  color: var(--registry-blue);
}

/* Every record opens on quiet, unruled paper, like the site heroes. */
.hero {
  background-color: var(--registry-paper);
  border-bottom: 1px solid var(--registry-rule);
}

.hero-inner {
  margin: 0 auto;
  max-width: var(--registry-max);
  padding: clamp(36px, 5vw, 60px) clamp(16px, 4vw, 42px) clamp(32px, 4vw, 52px);
}

.eyebrow {
  color: var(--registry-blue);
  font-family: var(--registry-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  margin: 0 0 14px;
  text-transform: uppercase;
}

.hero h1 {
  color: var(--registry-ink);
  font-size: clamp(30px, 4.5vw, 46px);
  letter-spacing: -0.01em;
  line-height: 1.08;
  margin-bottom: 16px;
  max-width: 880px;
  text-wrap: balance;
}

.hero-lead {
  color: var(--registry-body);
  font-size: clamp(17px, 1.8vw, 20px);
  line-height: 1.45;
  margin-bottom: 20px;
  max-width: 760px;
}

/* The canonical URI sits on the hero as a stamped chip. */
.hero-uri {
  background: #ffffff;
  border: 1px solid var(--registry-rule);
  color: var(--registry-ink);
  display: inline-block;
  font-family: var(--registry-mono);
  font-size: 13px;
  line-height: 1.5;
  max-width: 100%;
  overflow-wrap: anywhere;
  padding: 9px 12px;
}

.record {
  margin: 0 auto;
  max-width: 920px;
  padding: clamp(28px, 5vw, 48px) clamp(16px, 4vw, 42px) clamp(56px, 8vw, 84px);
}

/* Section headings carry the strong ink rule, in the manner of the article
   body on registrystack.org. */
.record h2 {
  border-top: 2px solid var(--registry-ink);
  color: var(--registry-ink);
  font-size: 22px;
  line-height: 1.2;
  margin: 44px 0 16px;
  padding-top: 16px;
  scroll-margin-top: 84px;
}

/* The authority boundary reads as a stamped marginal note. */
.notice {
  background: var(--registry-paper);
  border-left: 4px solid var(--registry-stamp);
  padding: 16px 20px;
}

.notice-title {
  color: var(--registry-ink);
  font-family: var(--registry-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  margin: 0 0 8px;
  text-transform: uppercase;
}

.notice p {
  color: var(--registry-body);
  font-size: 15px;
  line-height: 1.55;
  margin: 0 0 8px;
}

.notice p:last-child {
  margin-bottom: 0;
}

/* Ledger tables: ruled cells, paper column heads in mono. */
table {
  background: #ffffff;
  border-collapse: collapse;
  display: block;
  font-size: 14px;
  line-height: 1.5;
  margin: 0;
  max-width: 100%;
  overflow-x: auto;
  width: 100%;
}

th,
td {
  border: 1px solid var(--registry-rule);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--registry-paper);
  color: var(--registry-ink);
  font-family: var(--registry-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.facts th {
  white-space: nowrap;
  width: 180px;
}

.cell-uri {
  font-family: var(--registry-mono);
  font-size: 13px;
  overflow-wrap: anywhere;
}

/* Catalog tables give the URI room to wrap while titles and status keep
   readable columns. */
.catalog th:nth-child(1),
.catalog td:nth-child(1) {
  width: 56%;
}

.catalog th:nth-child(2),
.catalog td:nth-child(2) {
  width: 30%;
}

.catalog th:nth-child(3),
.catalog td:nth-child(3) {
  width: 14%;
  white-space: nowrap;
}

.status {
  background: var(--registry-active);
  color: var(--registry-blue);
  display: inline-block;
  font-family: var(--registry-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  text-transform: uppercase;
}

.muted {
  color: var(--registry-muted);
}

/* Documentation links read as ruled ledger rows. */
.doc-list {
  display: grid;
  list-style: none;
  margin: 0;
  padding: 0;
}

.doc-list li {
  border-top: 1px solid var(--registry-rule);
  padding: 10px 0;
}

.doc-list a {
  font-weight: 600;
}

code {
  font-family: var(--registry-mono);
  font-size: 13px;
}

.record :not(pre) > code {
  background: var(--registry-code-bg);
  color: var(--registry-ink);
  overflow-wrap: anywhere;
  padding: 2px 6px;
}

/* The machine record prints as an ink band, like the article code blocks. */
pre {
  background: var(--registry-ink);
  color: #ffffff;
  margin: 0;
  max-width: 100%;
  overflow-x: auto;
  padding: 20px;
}

pre code {
  background: transparent;
  color: inherit;
  line-height: 1.55;
  white-space: pre;
}

.machine-link {
  font-family: var(--registry-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin: 16px 0 0;
  text-transform: uppercase;
}

/* The home catalog reads as ledger column headings, not boxed cards. */
.catalog-grid {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 36px;
}

.catalog-grid article {
  border-top: 2px solid var(--registry-ink);
  min-width: 0;
  padding: 14px 0 0;
}

.catalog-grid h3 {
  font-size: 18px;
  line-height: 1.2;
  margin: 0 0 8px;
}

.catalog-grid h3 a {
  color: var(--registry-ink);
}

.catalog-grid h3 a:hover {
  color: var(--registry-blue);
  text-decoration: none;
}

.catalog-count {
  color: var(--registry-blue);
  font-family: var(--registry-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  margin: 0 0 10px;
  text-transform: uppercase;
}

.catalog-grid p {
  color: var(--registry-body);
  font-size: 15px;
  line-height: 1.5;
  margin: 0;
}

/* The footer is a deep ink band, bookending the paper hero. */
.site-footer {
  background: var(--registry-ink);
  color: #ffffff;
}

.site-footer-inner {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
  grid-template-columns: minmax(220px, 1fr) 2.4fr;
  margin: 0 auto;
  max-width: var(--registry-max);
  padding: 44px clamp(16px, 4vw, 42px) 28px;
}

.footer-brand-name {
  color: var(--registry-brass);
  display: inline-block;
  font-family: var(--registry-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  line-height: 1.55;
  margin: 10px 0 0;
  max-width: 360px;
}

.footer-nav {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.footer-col-title {
  color: var(--registry-brass);
  font-family: var(--registry-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  margin: 0 0 10px;
  text-transform: uppercase;
}

.footer-col ul {
  display: grid;
  gap: 2px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col a {
  align-items: center;
  color: rgba(255, 255, 255, 0.86);
  display: flex;
  font-size: 14px;
  min-height: 32px;
}

.footer-col a:hover {
  color: #ffffff;
}

.site-footer-base {
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  display: flex;
  flex-wrap: wrap;
  gap: 6px 28px;
  justify-content: space-between;
  margin: 0 auto;
  max-width: var(--registry-max);
  padding: 16px clamp(16px, 4vw, 42px) 28px;
}

.site-footer-base p {
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
  margin: 0;
}

.site-footer-base a {
  color: rgba(255, 255, 255, 0.78);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer :focus-visible {
  outline-color: #ffffff;
}

@media (max-width: 900px) {
  /* On small screens the header gives the space back and scrolls away. */
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    padding: 12px 16px;
    position: static;
  }

  .top-nav {
    gap: 2px 18px;
    justify-content: flex-start;
  }

  .catalog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .hero h1 {
    font-size: clamp(28px, 8vw, 36px);
  }

  .record h2 {
    margin-top: 36px;
  }

  .catalog-grid {
    grid-template-columns: 1fr;
  }

  .site-footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-footer-base {
    flex-direction: column;
  }
}