/* CV-02 — P02 Proof Docket commodity reference. Archival paper / graphite / rust system shared with samples/02-proof-docket. */
:root {
  color-scheme: light;
  --canvas: #d9d2c4;
  --paper: #fbf7ed;
  --paper-warm: #f1eadc;
  --ink: #20211f;
  --ink-soft: #56574f;
  --rule: #74736a;
  --rule-light: #bbb4a7;
  --accent: #8d351c;
  --accent-dark: #63200f;
  --accent-wash: #f4d9ca;
  --focus: #005fcc;
  --shadow: rgba(42, 37, 29, 0.15);
  --serif: "Bitstream Charter", "DejaVu Serif", Georgia, serif;
  --sans: "DejaVu Sans", Arial, sans-serif;
  --mono: "DejaVu Sans Mono", "Liberation Mono", monospace;
  --content: 90rem;
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 100%;
  line-height: 1.6;
  scroll-padding-top: 1rem;
}

body { margin: 0; min-width: 0; background: var(--canvas); }

a {
  color: var(--accent-dark);
  text-decoration-thickness: 0.12em;
  text-underline-offset: 0.2em;
  overflow-wrap: anywhere;
}
a:hover { text-decoration-thickness: 0.2em; }

a:focus-visible,
[tabindex="-1"]:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}
a:focus, [tabindex="-1"]:focus { outline: 3px solid var(--focus); outline-offset: 3px; }

h1, h2, h3, h4, h5, p, ul, ol, dl { margin-top: 0; }

h1, h2 {
  font-family: var(--serif);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.08;
  overflow-wrap: anywhere;
}
h1 { max-width: 18ch; margin-bottom: 1.5rem; font-size: clamp(2.3rem, 5vw, 4.6rem); }
h2 { margin-bottom: 1rem; font-size: clamp(1.8rem, 3.2vw, 3rem); }
h3 { margin-bottom: 0.55rem; font-size: 1.1rem; line-height: 1.35; }
p, li, dt, dd { font-size: 1rem; }

/* skip link */
.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  min-height: 44px;
  padding: 0.65rem 1rem;
  transform: translateY(-180%);
  border: 3px solid var(--focus);
  background: #ffffff;
  color: #111111;
}
.skip-link:focus { transform: translateY(0); }

/* header */
.site-header { background: var(--ink); color: var(--paper); }
.catalog-notice {
  margin: 0;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
  color: var(--ink);
  font-weight: 700;
  text-align: left;
}
.masthead {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem 2rem;
  width: min(calc(100% - 2rem), var(--content));
  margin: 0 auto;
  padding: 1.1rem 0;
}
.brand-lockup { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.4rem 1rem; }
.brand-name { font-family: var(--serif); font-size: 1.6rem; font-weight: 700; letter-spacing: -0.02em; }
.brand-context { color: var(--paper-warm); font-size: 1rem; }
.masthead-note { margin: 0; color: var(--paper-warm); font-family: var(--mono); font-size: 0.875rem; letter-spacing: 0.06em; text-transform: uppercase; }

/* nav */
.primary-nav { border-bottom: 1px solid var(--rule); background: var(--paper-warm); }
.primary-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  width: min(calc(100% - 2rem), var(--content));
  margin: 0 auto;
  padding: 0;
  list-style: none;
}
.primary-nav a {
  display: inline-block;
  min-height: 44px;
  padding: 0.7rem 1rem 0.7rem 0;
  margin-right: 1rem;
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 3px solid transparent;
}
.primary-nav a:hover { border-bottom-color: var(--accent); }

main {
  width: min(calc(100% - 2rem), var(--content));
  margin: 0 auto;
  padding: 2rem 0 4rem;
}

/* sheets */
.overview-sheet, .record-sheet, .index-sheet, .closing-sheet, .records-head {
  position: relative;
  min-width: 0;
  border: 1px solid var(--rule);
  background: var(--paper);
  box-shadow: 0.55rem 0.6rem 0 var(--shadow);
}
.overview-sheet {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(16rem, 0.7fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  padding: clamp(1.25rem, 3.5vw, 3.5rem);
}
.eyebrow, .record-kicker, .metadata dt, .index-label, .rec-term, .record-tab, .index-group-label, .static-map h3, .note-block h5 {
  font-family: var(--mono);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.35;
  text-transform: uppercase;
}
.eyebrow { display: inline-block; margin-bottom: 1.2rem; padding: 0.28rem 0.5rem; border: 1px solid var(--ink); background: var(--paper); }
.lede { max-width: 64ch; font-family: var(--serif); font-size: clamp(1.15rem, 1.8vw, 1.4rem); line-height: 1.5; }
.dataset-line { max-width: 64ch; margin-bottom: 1.2rem; font-family: var(--mono); font-size: 0.95rem; overflow-wrap: anywhere; }
.boundary-short {
  max-width: 67ch;
  margin-bottom: 0;
  padding: 1rem 1.1rem;
  border-left: 0.4rem solid var(--accent);
  background: var(--accent-wash);
  font-weight: 700;
}
.overview-meta { align-self: start; padding: 1rem; border-top: 0.35rem solid var(--ink); border-bottom: 1px solid var(--ink); background: var(--paper); }
.metadata { margin: 0; }
.metadata > div { display: grid; grid-template-columns: 8.5rem minmax(0, 1fr); gap: 0.75rem; padding: 0.7rem 0; border-top: 1px solid var(--rule-light); }
.metadata > div:first-child { border-top: 0; }
.metadata dt, .metadata dd { margin: 0; }
.metadata dd { font-size: 0.95rem; }
.back-line { margin: 1rem 0 0; padding-top: 0.8rem; border-top: 1px solid var(--rule-light); }
.back-line a { display: inline-block; min-height: 44px; padding: 0.6rem 0; font-weight: 700; }

/* docket layout */
.docket-layout {
  display: grid;
  grid-template-columns: minmax(16rem, 21rem) minmax(0, 1fr);
  align-items: start;
  gap: clamp(1rem, 2.5vw, 2.5rem);
  margin-top: 2.5rem;
}
.index-sheet {
  position: sticky;
  top: 1rem;
  z-index: 2;
  max-height: calc(100vh - 2rem);
  padding: 1.25rem;
  overflow-y: auto;
  box-shadow: 0.35rem 0.4rem 0 var(--shadow);
}
.index-sheet h2 { margin-bottom: 0.6rem; font-family: var(--sans); font-size: 1.35rem; letter-spacing: 0; }
.index-intro { margin-bottom: 1rem; color: var(--ink-soft); font-size: 0.92rem; }
.index-groups, .index-links, .static-index { margin: 0; padding: 0; list-style: none; }
.index-groups { border-top: 2px solid var(--ink); }
.index-group { padding: 0.5rem 0 0.75rem; border-bottom: 1px solid var(--rule); }
.index-group-label { margin: 0 0 0.25rem; color: var(--accent-dark); }
.index-links a {
  display: grid;
  grid-template-columns: 1.1rem minmax(0, 1fr);
  align-items: center;
  gap: 0.35rem;
  min-height: 44px;
  padding: 0.5rem 0.4rem;
  border-bottom: 1px solid var(--rule-light);
  color: var(--ink);
  font-weight: 700;
  line-height: 1.25;
  text-decoration: none;
}
.index-links li:last-child a { border-bottom: 0; }
.index-links a:hover { text-decoration: underline; }
.index-current { display: inline-block; width: 0.55rem; height: 0.55rem; border: 1px solid var(--rule); background: var(--paper); }
.index-links a[aria-current="location"] { background: var(--accent-wash); box-shadow: inset 0.35rem 0 0 var(--accent); }
.index-links a[aria-current="location"] .index-current { background: var(--accent); border-color: var(--accent-dark); }
.index-note {
  min-height: 4.7rem;
  margin: 1rem 0;
  padding: 0.75rem;
  border: 1px solid var(--rule);
  background: #ffffff;
  font-size: 0.9rem;
}
.static-map { padding-top: 1rem; border-top: 2px solid var(--ink); }
.static-map-note { margin: 0 0 0.6rem; color: var(--ink-soft); font-size: 0.875rem; }
.static-index { padding-left: 1.6rem; list-style: decimal; }
.static-index li { margin-top: 0.3rem; font-size: 0.9rem; line-height: 1.4; }

/* records */
.record-stack { display: grid; min-width: 0; gap: 2rem; border: 0; background: transparent; box-shadow: none; }
.records-head { padding: clamp(1.25rem, 3vw, 2.5rem); }
.records-intro { max-width: 70ch; margin: 0; }
.record-group { display: grid; gap: 2rem; min-width: 0; }
.record-group-heading {
  margin: 0;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--ink);
  border-left: 0.5rem solid var(--ink);
  background: var(--paper-warm);
  font-family: var(--serif);
  font-size: 1.5rem;
  letter-spacing: -0.01em;
}
.record-sheet { scroll-margin-top: 1rem; padding: clamp(1.25rem, 3vw, 2.75rem); }
.record-sheet:target { box-shadow: 0 0 0 4px var(--accent), 0.55rem 0.6rem 0 var(--shadow); }
.record-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 1rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 3px double var(--ink);
}
.record-kicker { margin-bottom: 0.45rem; color: var(--accent-dark); }
.record-title { margin: 0; font-family: var(--serif); font-size: clamp(1.7rem, 2.6vw, 2.4rem); font-weight: 700; letter-spacing: -0.02em; line-height: 1.1; overflow-wrap: anywhere; }
.record-tab {
  display: inline-block;
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--ink);
  background: var(--paper-warm);
  text-align: center;
}
.record-summary { max-width: 78ch; margin-bottom: 1.5rem; font-size: 1.05rem; }

/* ruled metadata rows */
.rec-rows { margin: 0 0 1.75rem; border-top: 2px solid var(--ink); border-bottom: 2px solid var(--ink); }
.rec-row { display: grid; grid-template-columns: 11rem minmax(0, 1fr); gap: 0.5rem 1.25rem; padding: 0.85rem 0; border-top: 1px solid var(--rule); }
.rec-row:first-child { border-top: 0; }
.rec-row dt, .rec-row dd { margin: 0; min-width: 0; }
.rec-label { display: flex; flex-direction: column; gap: 0.3rem; }
.rec-status {
  display: inline-block;
  align-self: flex-start;
  padding: 0.15rem 0.4rem;
  border: 1px solid var(--rule);
  background: var(--paper-warm);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  text-transform: none;
}
.rec-row dd p { margin: 0; overflow-wrap: anywhere; }
.price-line { font-size: 1.05rem; line-height: 1.6; color: var(--ink); }
.price-value { font-family: var(--serif); font-size: 1.6rem; font-weight: 700; line-height: 1.2; }

/* note blocks */
.record-notes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; border: 1px solid var(--rule); background: var(--rule); }
.note-block { min-width: 0; padding: 1rem 1.1rem; background: var(--paper); }
.note-block h5 { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 0.75rem; margin: 0 0 0.6rem; padding-bottom: 0.4rem; border-bottom: 1px solid var(--rule-light); }
.note-block h5 .rec-status { font-weight: 400; }
.note-block p, .note-block ul, .note-block ol { margin: 0; overflow-wrap: anywhere; }
.note-block ul, .note-block ol { padding-left: 1.3rem; }
.note-block li { margin-bottom: 0.4rem; }
.note-questions { background: var(--paper-warm); }
.note-caveats { border-left: 0.4rem solid var(--accent); }
.note-sources { grid-column: 1 / -1; }
.note-sources li { font-size: 1rem; }
.note-sources a { display: inline-block; padding: 0.35rem 0; }

/* closing */
.closing-sheet { margin-top: 2.5rem; padding: clamp(1.25rem, 3vw, 2.75rem); }
.next-step, .limits-text { max-width: 70ch; margin: 0; font-size: 1.1rem; }
.limits-sheet { border-left: 0.6rem solid var(--accent); }
.limits-text { font-weight: 700; }

/* footer */
.site-footer { border-top: 1px solid var(--rule); background: var(--paper-warm); }
.footer-inner { display: flex; justify-content: space-between; gap: 2rem; width: min(calc(100% - 2rem), var(--content)); margin: 0 auto; padding: 2rem 0 3rem; }
.footer-status { margin: 0; font-weight: 800; }
.footer-note { margin: 0; text-align: right; }
.footer-note a { display: inline-block; padding: 0.5rem 0; }

@media (max-width: 62rem) {
  .overview-sheet, .docket-layout, .record-heading, .record-notes { grid-template-columns: minmax(0, 1fr); }
  .index-sheet { position: static; max-height: none; overflow: visible; }
  .record-tab { justify-self: start; }
  .rec-row { grid-template-columns: minmax(0, 1fr); gap: 0.35rem; }
  .rec-label { flex-direction: row; flex-wrap: wrap; align-items: baseline; gap: 0.35rem 0.75rem; }
  .note-sources { grid-column: auto; }
}

@media (max-width: 43.75rem) {
  .masthead, .brand-lockup, .footer-inner { align-items: flex-start; flex-direction: column; gap: 0.5rem; }
  .footer-note { text-align: left; }
  .primary-nav ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .primary-nav li { min-width: 0; }
  .primary-nav a { width: 100%; margin-right: 0; border-bottom: 1px solid var(--rule-light); }
  main { width: min(calc(100% - 1.5rem), var(--content)); padding-top: 1rem; }
  .overview-sheet, .record-sheet, .index-sheet, .closing-sheet, .records-head { padding: 1rem; box-shadow: 0.3rem 0.35rem 0 var(--shadow); }
  .metadata > div { grid-template-columns: minmax(0, 1fr); gap: 0.2rem; }
}

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

@media (forced-colors: active) {
  .index-links a[aria-current="location"] { outline: 2px solid CanvasText; }
  .rec-status, .record-tab, .eyebrow { border: 1px solid CanvasText; }
}