@font-face {
  font-family: "GC Display";
  src: url(/f/d.aca445e3.woff2) format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: block;
}

@font-face {
  font-family: "GC Text";
  src: url(/f/t.9f47dd19.woff2) format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --paper: #ded8cd;
  --paper-raised: #e7e1d6;
  --ink: #17150f;
  --ink-quiet: #4f493d;
  --rule: #a9a093;
  --accent: #9c3a1c;
  --ok: #526346;
  --warn: #9c3a1c;
  --danger: #741f18;
}

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

html {
  background: var(--paper);
  color: var(--ink);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100svh;
  font-family: "GC Text", system-ui, sans-serif;
  background:
    radial-gradient(circle at 18% 2%, rgb(255 255 255 / 0.24), transparent 31rem),
    var(--paper);
}

a {
  color: inherit;
}

.shell {
  width: min(1120px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 1.25rem 0 6rem;
}

.site-nav {
  min-height: 4.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  border-bottom: 1px solid var(--rule);
}

.brand {
  font-family: "GC Display", Georgia, serif;
  font-weight: 700;
  font-size: 1.45rem;
  letter-spacing: -0.018em;
  text-decoration: none;
}

.nav-meta {
  display: flex;
  align-items: baseline;
  gap: 1.25rem;
}

.nav-label {
  color: var(--ink-quiet);
  font-size: 0.875rem;
}

.nav-link {
  color: var(--ink-quiet);
  font-size: 0.875rem;
  text-decoration-color: var(--accent);
  text-underline-offset: 0.2em;
}

.study-head {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(19rem, 0.8fr);
  gap: clamp(3rem, 8vw, 8rem);
  padding: clamp(4rem, 10vw, 8.5rem) 0 clamp(3.5rem, 8vw, 7rem);
  border-bottom: 1px solid var(--rule);
}

.kicker {
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: 0.82rem;
}

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

h1 {
  max-width: 9.5ch;
  margin-bottom: 1.6rem;
  font-family: "GC Display", Georgia, serif;
  font-size: clamp(3.6rem, 8.5vw, 6rem);
  line-height: 0.91;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.lede {
  max-width: 36rem;
  margin-bottom: 0;
  color: var(--ink-quiet);
  font-size: clamp(1.08rem, 1rem + 0.35vw, 1.35rem);
  line-height: 1.55;
  text-wrap: pretty;
}

.state-block {
  align-self: end;
  padding-top: 1rem;
  border-top: 4px solid var(--accent);
}

.state-label,
.data-label {
  display: block;
  color: var(--ink-quiet);
  font-size: 0.76rem;
}

.state-name {
  display: block;
  margin: 0.28rem 0 0.75rem;
  font-family: "GC Display", Georgia, serif;
  font-size: clamp(2.5rem, 5vw, 4.7rem);
  line-height: 0.95;
  letter-spacing: -0.025em;
}

.state-copy {
  max-width: 25rem;
  margin-bottom: 1.6rem;
  color: var(--ink-quiet);
  font-size: 1rem;
  line-height: 1.55;
}

.freshness {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink-quiet);
  font-size: 0.78rem;
}

.freshness-dot {
  width: 0.6rem;
  height: 0.6rem;
  flex: none;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0.12rem 0.35rem rgb(23 21 15 / 0.28);
}

.freshness[data-status="loading"] .freshness-dot {
  background: var(--rule);
}

.freshness[data-status="stale"] .freshness-dot,
.freshness[data-status="error"] .freshness-dot {
  background: var(--warn);
}

.telemetry {
  padding: clamp(3.5rem, 8vw, 7rem) 0;
  border-bottom: 1px solid var(--rule);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.75fr);
  gap: 3rem;
  align-items: end;
  margin-bottom: 2.2rem;
}

h2 {
  max-width: 13ch;
  margin-bottom: 0;
  font-family: "GC Display", Georgia, serif;
  font-size: clamp(2.15rem, 4.5vw, 4rem);
  line-height: 0.98;
  letter-spacing: -0.026em;
  text-wrap: balance;
}

.section-note {
  max-width: 32rem;
  margin-bottom: 0;
  color: var(--ink-quiet);
  line-height: 1.6;
}

.signal-list {
  border-top: 1px solid var(--ink);
}

.signal {
  display: grid;
  grid-template-columns: minmax(12rem, 1fr) minmax(8rem, 0.7fr) minmax(10rem, 0.8fr);
  gap: 1.5rem;
  align-items: baseline;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--rule);
}

.signal dt {
  font-size: 0.98rem;
}

.signal dd {
  margin-bottom: 0;
}

.signal-value {
  font-family: "GC Display", Georgia, serif;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1;
  letter-spacing: -0.015em;
  font-variant-numeric: tabular-nums;
}

.signal-context {
  color: var(--ink-quiet);
  font-size: 0.85rem;
  line-height: 1.45;
}

.observed {
  display: block;
  margin-top: 0.32rem;
  font-size: 0.72rem;
}

.positive {
  color: var(--danger);
}

.negative {
  color: var(--ok);
}

.protocol {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.5fr);
  gap: clamp(3rem, 8vw, 8rem);
  padding: clamp(3.5rem, 8vw, 7rem) 0;
  border-bottom: 1px solid var(--rule);
}

.history {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.5fr);
  gap: clamp(3rem, 8vw, 8rem);
  padding: clamp(3.5rem, 8vw, 7rem) 0;
  border-bottom: 1px solid var(--rule);
}

.history-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink);
}

.history-entry {
  display: grid;
  grid-template-columns: minmax(8rem, 0.45fr) minmax(0, 1.55fr);
  gap: 1.5rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--rule);
}

.history-time,
.history-source {
  display: block;
  color: var(--ink-quiet);
  font-size: 0.74rem;
  line-height: 1.4;
}

.history-state {
  display: block;
  margin-bottom: 0.38rem;
  font-family: "GC Display", Georgia, serif;
  font-size: 1.45rem;
  line-height: 1;
}

.history-summary {
  margin-bottom: 0.45rem;
  color: var(--ink-quiet);
  font-size: 0.9rem;
  line-height: 1.55;
}

.protocol-copy p {
  max-width: 43rem;
  color: var(--ink-quiet);
  font-size: 1rem;
  line-height: 1.68;
}

.protocol-copy strong {
  color: var(--ink);
  font-weight: 400;
}

.criteria {
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: criteria;
}

.criteria li {
  position: relative;
  padding: 1rem 0 1rem 2.25rem;
  border-top: 1px solid var(--rule);
  color: var(--ink-quiet);
  line-height: 1.55;
  counter-increment: criteria;
}

.criteria li::before {
  content: counter(criteria);
  position: absolute;
  left: 0;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.study-foot {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding-top: 1.5rem;
  color: var(--ink-quiet);
  font-size: 0.78rem;
  line-height: 1.5;
}

.study-foot p {
  margin-bottom: 0;
}

.study-foot a {
  text-decoration-color: var(--accent);
  text-underline-offset: 0.2em;
}

.error-note {
  display: none;
  margin-top: 1rem;
  color: var(--danger);
  font-size: 0.88rem;
}

.error-note[data-visible="true"] {
  display: block;
}

.error-note[data-kind="partial"] {
  color: var(--ink-quiet);
}

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

::selection {
  background: rgb(156 58 28 / 0.16);
  color: var(--ink);
}

@media (max-width: 760px) {
  .shell {
    width: min(100% - 2rem, 42rem);
    padding-bottom: 3.5rem;
  }

  .study-head,
  .section-head,
  .protocol,
  .history {
    grid-template-columns: 1fr;
  }

  .study-head {
    gap: 3rem;
    padding-top: 4rem;
  }

  .section-head {
    gap: 1.25rem;
  }

  .signal {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.55rem 1.25rem;
  }

  .signal-context {
    grid-column: 1 / -1;
  }

  .study-foot {
    display: grid;
  }

  .history-entry {
    grid-template-columns: 1fr;
    gap: 0.55rem;
  }
}

@media (max-width: 420px) {
  .nav-label {
    display: none;
  }

  h1 {
    font-size: clamp(3.2rem, 17vw, 4.4rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}

@media (prefers-contrast: more) {
  :root {
    --ink-quiet: #2a261f;
    --rule: #766f65;
  }
}