/* VesTRA z0.1 model card. Light reading page; shared chrome comes from vestra.css. */

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--vx-paper); color: var(--vx-ink); font-family: var(--vx-font);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
*, *::before, *::after { box-sizing: border-box; }

.mc-skip { position: absolute; left: 8px; top: -60px; z-index: 50; padding: 10px 14px; border-radius: 999px;
  background: #fff; color: #000; font-size: 14px; font-weight: 600; text-decoration: none; }
.mc-skip:focus { top: 8px; }

.mc-main a { color: var(--vx-ink); }
.mc-main a:hover { color: var(--vx-blood-ink); }
:focus-visible { outline: 2px solid var(--vx-blood-accent); outline-offset: 2px; }

/* ---------------------------------------------------------------- suggestions in the black bar */
.vx-top-search .suggest { position: absolute; left: 0; right: 0; top: calc(100% + 6px); z-index: 60;
  background: #fff; color: var(--vx-ink); border: 1px solid var(--vx-line); border-radius: 12px; overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.28); font-size: 14px; }
.vx-top-search .suggest[hidden] { display: none; }
.vx-top-search .suggest-row { display: grid; grid-template-columns: minmax(0, auto) minmax(0, 1fr) auto; gap: 0 12px;
  align-items: baseline; padding: 10px 14px; cursor: pointer; }
.vx-top-search .suggest-row + .suggest-row { border-top: 1px solid var(--vx-line-soft); }
.vx-top-search .suggest-row.active { background: var(--vx-blood-tint); }
.vx-top-search .s-name { font-weight: 600; white-space: nowrap; }
.vx-top-search .s-sub { color: var(--vx-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.vx-top-search .s-meta { font-family: var(--vx-mono); font-size: 11px; color: var(--vx-faint); white-space: nowrap; }
.vx-top-search .suggest-empty { padding: 12px 14px; color: var(--vx-muted); }
@media (max-width: 640px) {
  .vx-top-search .suggest-row { grid-template-columns: minmax(0, 1fr) auto; }
  .vx-top-search .s-sub { display: none; }
}

/* ---------------------------------------------------------------- page frame */
.mc-main { max-width: var(--vx-max); margin: 0 auto; padding: 40px var(--vx-gutter) 64px;
  display: flex; flex-direction: column; gap: 22px; }

/* hero */
.mc-hero { display: flex; flex-wrap: wrap; gap: 24px 48px; align-items: flex-end;
  padding-bottom: 28px; border-bottom: 1px solid var(--vx-line); }
.mc-hero-text { flex: 2 1 560px; min-width: 0; display: flex; flex-direction: column; gap: 14px; }
.mc-eyebrow { margin: 0; }
.mc-hero h1 { margin: 0; font-size: clamp(40px, 9vw, 56px); line-height: 1; font-weight: 600; letter-spacing: -0.04em; }
.mc-hero h1 span { font-weight: 400; color: var(--vx-faint); }
.mc-lede { margin: 0; max-width: 40ch; font-size: 22px; line-height: 1.35; font-weight: 500; letter-spacing: -0.01em; }
.mc-intro { margin: 0; max-width: 62ch; font-size: 16px; line-height: 1.6; color: var(--vx-muted); }
.mc-facts { flex: 1 1 320px; margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.mc-facts > div { padding: 14px 16px; border-radius: var(--vx-radius); background: var(--vx-surface); border: 1px solid var(--vx-line); min-width: 0; }
.mc-facts dt { font-family: var(--vx-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--vx-muted); }
.mc-facts dd { margin: 6px 0 0; font-size: 18px; font-weight: 600; overflow-wrap: anywhere; }
.mc-mono { font-family: var(--vx-mono); }

/* two columns: table of contents + content */
.mc-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
.mc-content { min-width: 0; display: flex; flex-direction: column; gap: 16px; }

/* ---------------------------------------------------------------- on this page */
.mc-toc details { font-size: 14px; }
.mc-toc summary { font-family: var(--vx-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--vx-muted); margin-bottom: 8px; list-style: none; }
.mc-toc summary::-webkit-details-marker { display: none; }
.mc-toc ol { list-style: none; margin: 0; padding: 0; }
.mc-toc a { display: flex; gap: 10px; align-items: center; min-height: 36px; text-decoration: none; color: var(--vx-ink); }
.mc-toc a span { font-family: var(--vx-mono); font-size: 11px; color: var(--vx-faint); }
.mc-toc a:hover span { color: inherit; }

@media (min-width: 900px) {
  .mc-layout { grid-template-columns: 230px minmax(0, 1fr); gap: 28px; align-items: start; }
  .mc-toc { position: sticky; top: 20px; }
  .mc-toc summary { cursor: default; }
}
@media (max-width: 899px) {
  .mc-toc details { background: var(--vx-surface); border: 1px solid var(--vx-line); border-radius: var(--vx-radius); }
  .mc-toc summary { display: flex; align-items: center; justify-content: space-between; min-height: 48px;
    margin: 0; padding: 0 18px; cursor: pointer; }
  .mc-toc summary::after { content: ""; width: 8px; height: 8px; border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor; transform: translateY(-2px) rotate(45deg); transition: transform 0.15s; }
  .mc-toc details[open] summary::after { transform: translateY(2px) rotate(-135deg); }
  .mc-toc ol { padding: 2px 18px 10px; border-top: 1px solid var(--vx-line-soft);
    display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); column-gap: 20px; }
  .mc-toc a { min-height: 40px; }
}

/* ---------------------------------------------------------------- cards */
.mc-content section { scroll-margin-top: 20px; }
.mc-card { padding: 22px 24px; border-radius: var(--vx-radius); background: var(--vx-surface); border: 1px solid var(--vx-line);
  display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.mc-card-blood { border-top: 4px solid var(--vx-blood-accent); }
.mc-card-tissue { border-top: 4px solid var(--vx-tissue-accent); }
.mc-card h2, .mc-map h2 { margin: 0; font-size: 20px; font-weight: 600; letter-spacing: -0.02em; line-height: 1.3; }
.mc-num { font-family: var(--vx-mono); font-size: 12px; font-weight: 500; color: var(--vx-faint); margin-right: 10px; }
.mc-note { margin: 0; font-size: 15px; line-height: 1.6; color: var(--vx-muted); }
.mc-list { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 8px; font-size: 15px; line-height: 1.55; }
.mc-list li::marker { color: var(--vx-faint); }

.mc-pair { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 16px; }

/* definition rows (01, 09) */
.mc-dl { margin: 0; display: grid; grid-template-columns: minmax(140px, 200px) minmax(0, 1fr); font-size: 15px; }
.mc-dl dt { padding: 11px 16px 11px 0; border-top: 1px solid var(--vx-line-soft); color: var(--vx-muted); }
.mc-dl dd { margin: 0; padding: 11px 0; border-top: 1px solid var(--vx-line-soft); line-height: 1.55; min-width: 0; }
@media (max-width: 560px) {
  .mc-dl { grid-template-columns: minmax(0, 1fr); }
  .mc-dl dt { padding: 11px 0 2px; font-size: 13px; }
  .mc-dl dd { border-top: 0; padding: 0 0 11px; }
}

/* ---------------------------------------------------------------- 04 map panel */
.mc-map { display: flex; flex-wrap: wrap; border-radius: var(--vx-radius); overflow: hidden; background: #000; color: var(--vx-text-dark); }
.mc-dots { position: relative; flex: 1 1 280px; min-height: 220px; }
.mc-dots span { position: absolute; border-radius: 50%; }
.mc-map-text { flex: 2 1 380px; min-width: 0; padding: 24px 26px; display: flex; flex-direction: column; gap: 10px; }
.mc-map h2 { color: #fff; }
.mc-map .mc-num { color: var(--vx-muted-dark); }
.mc-map p { margin: 0; font-size: 15px; line-height: 1.6; color: #c6c6d0; }

/* ---------------------------------------------------------------- 05 stages */
.mc-stages { margin: 0; padding: 0; list-style: none; }
.mc-stages li { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 16px; padding: 11px 0;
  border-top: 1px solid var(--vx-line-soft); font-size: 15px; }
.mc-bar { flex: 0 0 auto; width: 30px; height: 8px; border-radius: 4px; background: var(--vx-stage-on); opacity: var(--op, 1); }
.mc-sn { flex: 0 0 28px; font-family: var(--vx-mono); font-size: 12px; color: var(--vx-faint); }
.mc-st { flex: 0 0 220px; font-weight: 600; }
.mc-sr { flex: 1 1 260px; color: var(--vx-muted); line-height: 1.5; }
@media (max-width: 640px) {
  .mc-stages li { align-items: baseline; gap: 4px 12px; }
  .mc-bar { align-self: center; }
  .mc-st { flex: 1 1 0; min-width: 0; }
  .mc-sr { flex: 1 1 100%; padding-left: 82px; font-size: 14px; }
}

/* ---------------------------------------------------------------- 06 classes */
.mc-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.mc-table th { text-align: left; font-family: var(--vx-mono); font-size: 11px; font-weight: 500; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--vx-muted); padding: 9px 12px; border-bottom: 1px solid var(--vx-ink); }
.mc-table td { padding: 11px 12px; border-bottom: 1px solid var(--vx-line-soft); vertical-align: middle; line-height: 1.5; }
.mc-table th:first-child, .mc-table td:first-child { padding-left: 0; }
.mc-table th:last-child, .mc-table td:last-child { padding-right: 0; }
.mc-table td:last-child { font-weight: 600; }
@media (max-width: 640px) {
  .mc-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .mc-table, .mc-table tbody, .mc-table tr, .mc-table td { display: block; width: 100%; }
  .mc-table tr { padding: 12px 0; border-top: 1px solid var(--vx-line-soft); }
  .mc-table tbody tr:first-child { border-top: 1px solid var(--vx-ink); }
  .mc-table td { border: 0; padding: 3px 0; display: grid; grid-template-columns: 82px minmax(0, 1fr); gap: 12px; }
  .mc-table td:first-child { display: block; padding-bottom: 8px; }
  .mc-table td[data-label]::before { content: attr(data-label); font-family: var(--vx-mono); font-size: 10px; font-weight: 500;
    letter-spacing: 0.06em; text-transform: uppercase; color: var(--vx-muted); padding-top: 3px; }
}

/* ---------------------------------------------------------------- 08 versions */
.mc-versions { list-style: none; margin: 0; padding: 0; }
.mc-versions li { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 20px; padding: 12px 0; border-top: 1px solid var(--vx-line-soft); }
.mc-vn { flex: 0 0 70px; font-size: 22px; font-weight: 600; letter-spacing: -0.02em; }
.mc-vs { flex: 0 0 80px; font-family: var(--vx-mono); font-size: 11px; letter-spacing: 0.04em; color: var(--vx-muted); }
.mc-vs-now { color: #12804a; }
.mc-vd { flex: 1 1 300px; font-size: 15px; line-height: 1.55; min-width: 0; }
.mc-versions .is-future .mc-vn { color: var(--vx-faint); }
.mc-versions .is-future .mc-vd { color: var(--vx-muted); }

/* ---------------------------------------------------------------- phones */
@media (max-width: 640px) {
  .mc-main { padding-top: 28px; padding-bottom: 48px; gap: 18px; }
  .mc-hero { padding-bottom: 22px; }
  .mc-lede { font-size: 19px; }
  .mc-facts dd { font-size: 16px; }
  .mc-card { padding: 18px 16px; }
  .mc-map-text { padding: 20px 16px 22px; }
  .mc-dots { min-height: 180px; }
}