/* SPDX-License-Identifier: LicenseRef-QOSL-1.0
 * Copyright (c) 2026 Quavern
 * This file is subject to the Quavern Open Source License, version 1.0.
 * A copy is available at https://oss.quavern.com/licences/qosl/1.0/
 */

/* Hallmark · macrostructure: Index-First (shared with oss.quavern.com) · tone: austere/technical · anchor hue: contact amber (76)
 * theme: custom — Quavern DESIGN.md (light / geometric-grotesk / chromatic-amber) · nav: N1a · footer: Ft4 dense colophon (sans)
 * enrichment: none (typography only) · reveal: none
 *
 * The Quavsit Observatory: the oss.quavern.com shell, then ledgers. One table
 * per region, rows in name order, figures in tabular numerals as "n / of". The
 * amber contact marks a feed measured working that day and nothing else: no
 * red, no traffic lights, no grades.
 */

*,
*::before,
*::after {
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}

html {
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  text-size-adjust: 100%;
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body {
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a {
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p,
h1,
h2,
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ul,
ol,
dl,
dd,
pre {
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code,
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/* Header: the lockup names the house; language and theme sit at the end. */
.oss-header {
  display: flex;
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  justify-content: space-between;
  gap: var(--space-3) var(--space-4);
  min-height: 5rem;
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.oss-brand img {
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.oss-tools {
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.oss-language {
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/* The Quavern AUTO / LIGHT / DARK control, built by assets/theme-control.js
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@media (forced-colors: active) {
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/* Opening: a label for what follows, not a hero. */
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.oss-intro h1 {
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.oss-intro p {
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.oss-intro p a {
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}

/* Sections: a rule, the section's name, one line saying what it holds. */
.oss-section {
  padding-block: var(--space-6) var(--space-7);
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}

.section-head {
  display: grid;
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}

.section-head h2 {
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  font-family: var(--font-display);
  font-size: var(--text-title);
  font-weight: 800;
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  overflow-wrap: anywhere;
}

.section-head p {
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  color: var(--color-ink-soft);
  text-wrap: pretty;
}

/* Repositories: a drawn rail, one square contact per entry. The contact is
   amber only when the repository is public, because that is the live state. */
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}

.repo {
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}

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}

.repo::before {
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  top: calc(var(--space-4) + 0.55rem);
  left: calc(-0.3125rem - var(--border-thin) / 2);
  width: 0.625rem;
  height: 0.625rem;
  border: var(--border-thin) solid var(--color-ink);
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  content: "";
}

.repo--public::before {
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}

.repo-head {
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  gap: var(--space-1) var(--space-4);
}

.repo-name {
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  font-size: var(--text-lead);
  font-weight: 800;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.repo-path {
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  font-size: var(--text-label);
  overflow-wrap: anywhere;
}

.repo-summary {
  max-width: 60ch;
  text-wrap: pretty;
}

.repo-facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-5);
  color: var(--color-ink-soft);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: var(--tracking-label);
  font-variant-numeric: tabular-nums;
}

.repo-state {
  color: var(--color-ink);
  font-weight: 800;
}

/* Licence: four sentences and the status, then the full text. */
.licence-summary {
  display: grid;
  gap: var(--space-4);
  max-width: 44rem;
  padding: var(--space-5);
  border: var(--border-thin) solid var(--color-rule);
  background: var(--color-paper-raised);
}

.licence-summary h3 {
  font-size: var(--text-lead);
  font-weight: 800;
  line-height: 1.25;
}

.licence-version {
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}

.licence-summary ul {
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}

.licence-summary li {
  position: relative;
  padding-left: 1.4rem;
  text-wrap: pretty;
}

.licence-summary li::before {
  position: absolute;
  top: 0.68em;
  left: 0.2rem;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--color-ink);
  content: "";
}

.licence-status {
  padding-top: var(--space-3);
  border-top: var(--border-thin) solid var(--color-rule);
  color: var(--color-ink-soft);
  text-wrap: pretty;
}

.licence-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0 var(--space-5);
  font-size: var(--text-label);
  font-weight: 800;
  letter-spacing: var(--tracking-label);
}

.licence-links a,
.licence-back a {
  display: inline-flex;
  align-items: center;
  min-height: var(--control-height);
  white-space: nowrap;
}

/* Rules: term and consequence on one datum; stacked when narrow. */
.rules {
  display: grid;
}

.rule {
  display: grid;
  grid-template-columns: minmax(0, 15rem) minmax(0, 1fr);
  gap: var(--space-2) var(--space-6);
  padding-block: var(--space-4);
  border-top: var(--border-thin) solid var(--color-plane);
}

.rule:first-child {
  border-top: 0;
  padding-top: 0;
}

.rule dt {
  font-weight: 800;
  line-height: 1.35;
}

.rule dd {
  max-width: 60ch;
  text-wrap: pretty;
}

/* Upstream: a plain table; it scrolls inside its own box if it must. */
.table-scroll {
  overflow-x: auto;
}

.upstream {
  width: 100%;
  border-collapse: collapse;
}

.upstream th,
.upstream td {
  padding: var(--space-3) var(--space-4) var(--space-3) 0;
  border-top: var(--border-thin) solid var(--color-plane);
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  vertical-align: baseline;
}

.upstream tr:first-child th,
.upstream tr:first-child td {
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}

.upstream th {
  font-weight: 800;
  white-space: nowrap;
}

.upstream td {
  color: var(--color-ink-soft);
}

.upstream .licence-cell {
  padding-right: 0;
  color: var(--color-ink);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: var(--tracking-label);
  white-space: nowrap;
}

/* The licence page: the text at reading measure, numbered articles as they
   are written. */
.licence-back {
  padding-top: var(--space-5);
  font-size: var(--text-label);
  font-weight: 800;
  letter-spacing: var(--tracking-label);
}

.licence {
  padding-block: var(--space-5) var(--space-8);
}

.licence h1 {
  max-width: 20ch;
  min-width: 0;
  font-family: var(--font-display);
  font-size: var(--text-heading);
  font-weight: 900;
  line-height: var(--line-heading);
  overflow-wrap: anywhere;
  text-wrap: balance;
}

.licence > .licence-links {
  margin-top: var(--space-3);
}

.licence-body {
  max-width: var(--reading-max);
  margin-top: var(--space-6);
}

.licence-body > * + * {
  margin-top: var(--space-4);
}

.licence-body h2 {
  margin-top: var(--space-7);
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-rule);
  font-size: var(--text-lead);
  font-weight: 800;
  line-height: 1.25;
}

.licence-body h2 + * {
  margin-top: var(--space-3);
}

.licence-body p {
  text-wrap: pretty;
}

.licence-body pre {
  overflow-x: auto;
  padding: var(--space-4);
  border: var(--border-thin) solid var(--color-rule);
  background: var(--color-paper-raised);
  line-height: 1.5;
}

.licence-break {
  margin-block: var(--space-7) 0;
  border: 0;
  border-top: var(--border-heavy) solid var(--color-rule);
}

/* Colophon: where this page comes from, then the house line and links. */
.oss-colophon {
  display: grid;
  gap: var(--space-5);
  padding-block: var(--space-6) var(--space-7);
  border-top: var(--border-thin) solid var(--color-rule);
  color: var(--color-ink-soft);
  font-size: var(--text-label);
}

.oss-colophon-text {
  max-width: 72ch;
  line-height: 1.55;
  text-wrap: pretty;
}

.oss-colophon-text a,
.oss-colophon strong {
  color: var(--color-ink);
}

.oss-colophon-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3) var(--space-6);
}

.oss-colophon-foot nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0 var(--space-5);
}

.oss-colophon-foot nav a {
  display: inline-flex;
  align-items: center;
  min-height: var(--control-height);
  color: var(--color-ink);
  font-weight: 700;
  white-space: nowrap;
}

@media (hover: hover) and (pointer: fine) {
  a:hover {
    text-decoration-color: var(--color-accent-quiet);
    text-decoration-thickness: var(--border-heavy);
  }

  .oss-brand:hover .oss-brand-name {
    text-decoration: underline;
    text-decoration-color: var(--color-accent-quiet);
    text-decoration-thickness: var(--border-heavy);
  }

  .oss-language:hover {
    background: var(--color-paper-raised);
  }
}

@media (max-width: 42rem) {
  .oss-shell {
    width: min(100% - 2 * var(--space-4), 58rem);
  }

  .oss-tools {
    width: 100%;
    justify-content: space-between;
  }

  .oss-intro {
    padding-block: var(--space-6) var(--space-5);
  }

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

  .licence-summary {
    padding: var(--space-4);
  }

  /* Upstream rows stack: name and licence on one line, the use below. */
  .upstream,
  .upstream tbody {
    display: block;
  }

  .upstream tr {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: var(--space-4);
    padding-block: var(--space-3);
    border-top: var(--border-thin) solid var(--color-plane);
  }

  .upstream tr:first-child {
    border-top: 0;
  }

  .upstream th,
  .upstream td {
    padding: 0;
    border-top: 0;
  }

  .upstream th {
    grid-column: 1;
    grid-row: 1;
    white-space: normal;
  }

  .upstream .licence-cell {
    grid-column: 2;
    grid-row: 1;
  }

  .upstream td:not(.licence-cell) {
    grid-column: 1 / -1;
    grid-row: 2;
    margin-top: var(--space-1);
  }
}

@media print {
  .oss-tools,
  .oss-colophon-foot nav {
    display: none;
  }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* The trial line sits under the header, in ink, on the raised field. */
.trial-note,
.partial-note {
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border: var(--border-thin) solid var(--color-rule);
  background: var(--color-paper-raised);
  font-size: var(--text-label);
  line-height: 1.5;
  text-wrap: pretty;
}

.oss-intro p.partial-note {
  margin-top: 0;
  max-width: 48ch;
  color: var(--color-ink);
  font-size: var(--text-label);
  line-height: 1.5;
}

.intro-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0 var(--space-5);
  font-size: var(--text-label);
  font-weight: 800;
  letter-spacing: var(--tracking-label);
}

.oss-intro p.intro-links {
  color: var(--color-ink);
}

.intro-links a {
  display: inline-flex;
  align-items: center;
  min-height: var(--control-height);
  white-space: nowrap;
}

.network-intro {
  padding-block: var(--space-5) var(--space-6);
}

.attribution {
  font-size: var(--text-body);
}

/* Regions: a rule, the region's name, its ledger. */
.region {
  padding-block: var(--space-5) var(--space-6);
  border-top: var(--border-thin) solid var(--color-rule);
}

.region h2 {
  margin-bottom: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-title);
  font-weight: 800;
  line-height: var(--line-heading);
}

.ledger {
  width: 100%;
  min-width: 46rem;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

/* Every region's ledger shares one set of columns, so a figure lines up down the page. */
.ledger--index {
  table-layout: fixed;
}

.ledger--index .col-network {
  width: 22%;
}

.ledger--index .col-timetable {
  width: 19%;
}

.ledger--index .col-loaded {
  width: 11%;
}

.ledger--index .col-feed {
  width: 17.5%;
}

.ledger--index .col-alerts {
  width: 13%;
}

.ledger th,
.ledger td {
  padding: var(--space-2) var(--space-3) var(--space-2) 0;
  border-top: var(--border-thin) solid var(--color-plane);
  text-align: left;
  vertical-align: baseline;
  font-size: var(--text-label);
  line-height: 1.4;
}

.ledger thead th {
  border-top: 0;
  color: var(--color-ink-soft);
  font-weight: 800;
  letter-spacing: var(--tracking-label);
  white-space: nowrap;
}

.ledger tbody th {
  font-size: var(--text-body);
  font-weight: 800;
}

.ledger .city {
  display: block;
  color: var(--color-ink-soft);
  font-size: var(--text-label);
  font-weight: 400;
}

.ledger td {
  color: var(--color-ink-soft);
  overflow-wrap: anywhere;
}

.ledger td.live {
  color: var(--color-ink);
}

.ledger .contact {
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  margin-right: var(--space-2);
  background: var(--color-contact);
  vertical-align: 0.05em;
}

/* Facts: a term with its definition beside the measured value. */
.facts {
  display: grid;
}

.fact {
  display: grid;
  grid-template-columns: minmax(0, 20rem) minmax(0, 1fr);
  gap: var(--space-1) var(--space-6);
  padding-block: var(--space-3);
  border-top: var(--border-thin) solid var(--color-plane);
}

.fact:first-child {
  border-top: 0;
}

.fact dt {
  font-weight: 800;
  line-height: 1.35;
}

.fact .definition {
  display: block;
  margin-top: var(--space-1);
  color: var(--color-ink-soft);
  font-size: var(--text-label);
  font-weight: 400;
}

.fact dd {
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

@media (max-width: 42rem) {
  .fact {
    grid-template-columns: minmax(0, 1fr);
  }
}