/* Instrument discovery is a reference index, not an instrument dashboard. */
.instrument-discovery {
  --discovery-ground: var(--c-carbon, #0c0d0f);
  --discovery-panel: var(--c-graphite, #141619);
  --discovery-rule: var(--c-rule, #2a2e34);
  --discovery-rule-strong: var(--c-steel-2, #262a30);
  --discovery-ink: var(--ink-1, #d8d6cf);
  --discovery-muted: var(--ink-2, #9a978e);
  --discovery-faint: var(--ink-3, #66645e);
  --discovery-amber: var(--acc-amber, #c68a2a);
  --discovery-amber-high: var(--acc-amber-hi, #e4a43a);
  --discovery-serif: var(--serif, "EB Garamond", "Hoefler Text", "Times New Roman", serif);
  --discovery-mono: var(--mono, "IBM Plex Mono", "JetBrains Mono", ui-monospace, monospace);
  color: var(--discovery-ink);
  background:
    linear-gradient(90deg, rgba(198, 138, 42, 0.045), transparent 24rem),
    var(--discovery-ground);
  border-block: 1px solid var(--discovery-rule);
  font-family: var(--discovery-serif);
  margin: clamp(2.5rem, 7vw, 6.5rem) 0;
  padding: clamp(1.5rem, 4vw, 3.75rem);
}

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

.instrument-discovery a {
  color: inherit;
  text-decoration-color: color-mix(in srgb, var(--discovery-amber) 58%, transparent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
  transition: color 120ms linear, text-decoration-color 120ms linear;
}

.instrument-discovery a:hover {
  color: var(--discovery-amber-high);
  text-decoration-color: currentColor;
}

.instrument-discovery a:focus-visible {
  border-radius: 0;
  outline: 2px solid var(--discovery-amber-high);
  outline-offset: 4px;
}

.instrument-discovery h1,
.instrument-discovery h2,
.instrument-discovery h3,
.instrument-discovery p,
.instrument-discovery ol,
.instrument-discovery ul,
.instrument-discovery dl,
.instrument-discovery dd {
  margin-top: 0;
}

.instrument-discovery h1,
.instrument-discovery h2,
.instrument-discovery h3 {
  color: var(--discovery-ink);
  font-family: var(--discovery-serif);
  font-weight: 400;
}

.instrument-discovery__intro {
  border-left: 1px solid var(--discovery-amber);
  max-width: 78rem;
  padding-left: clamp(1rem, 2.4vw, 2rem);
}

.instrument-discovery__intro h1,
.instrument-discovery__intro h2 {
  font-size: clamp(2.35rem, 6vw, 5.2rem);
  letter-spacing: -0.035em;
  line-height: 0.95;
  margin-bottom: clamp(1.25rem, 3vw, 2.25rem);
}

.instrument-discovery__eyebrow,
.instrument-discovery__index,
.instrument-discovery__kind,
.instrument-discovery__route,
.instrument-discovery__status {
  font-family: var(--discovery-mono);
  font-size: 0.75rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.instrument-discovery__eyebrow,
.instrument-discovery__kind {
  color: var(--discovery-amber);
  margin-bottom: 0.75rem;
}

.instrument-discovery__definition {
  color: var(--discovery-muted);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.55;
  margin-bottom: 0;
  max-width: 70ch;
}

.instrument-discovery__definition dfn {
  color: var(--discovery-ink);
  font-style: normal;
}

.instrument-discovery__section {
  border-top: 1px solid var(--discovery-rule);
  margin-top: clamp(2.5rem, 6vw, 5.5rem);
  padding-top: 1rem;
}

.instrument-discovery__section-heading {
  align-items: baseline;
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(2.25rem, 0.18fr) 1fr;
  margin-bottom: clamp(1.4rem, 3vw, 2.4rem);
}

.instrument-discovery__section-heading h2 {
  font-size: clamp(1.65rem, 3vw, 2.5rem);
  margin-bottom: 0;
}

.instrument-discovery__index {
  color: var(--discovery-faint);
  margin-bottom: 0;
}

.instrument-discovery__flagships {
  display: grid;
  gap: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-left: calc(18% + 1rem);
}

.instrument-discovery__flagship {
  border-left: 1px solid var(--discovery-rule);
  min-height: 15rem;
  padding: clamp(1.15rem, 2.5vw, 2rem);
}

.instrument-discovery__flagship:last-child {
  border-right: 1px solid var(--discovery-rule);
}

.instrument-discovery__flagship h3 {
  font-size: clamp(1.5rem, 3vw, 2.3rem);
  line-height: 1.08;
  margin: clamp(1.5rem, 4vw, 3rem) 0 0.8rem;
}

.instrument-discovery__flagship > p:not(.instrument-discovery__route) {
  color: var(--discovery-muted);
  line-height: 1.55;
  max-width: 46ch;
}

.instrument-discovery__line {
  align-items: baseline;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
}

.instrument-discovery__line p,
.instrument-discovery__line h3 {
  margin-bottom: 0;
}

.instrument-discovery__status {
  border: 1px solid var(--discovery-rule-strong);
  color: var(--discovery-muted);
  display: inline-block;
  flex: 0 0 auto;
  line-height: 1;
  padding: 0.36rem 0.48rem 0.3rem;
}

.instrument-discovery__status--public {
  border-color: color-mix(in srgb, var(--discovery-ink) 42%, transparent);
  color: var(--discovery-ink);
}

.instrument-discovery__status--pilot {
  border-color: var(--discovery-amber);
  border-style: dashed;
  color: var(--discovery-amber-high);
}

.instrument-discovery__status--laboratory {
  border-style: dotted;
  color: var(--discovery-muted);
}

.instrument-discovery__route {
  margin: 1.5rem 0 0;
}

.instrument-discovery__register {
  list-style: none;
  margin-bottom: 0;
  margin-left: calc(18% + 1rem);
  padding-left: 0;
}

.instrument-discovery__register li {
  align-items: baseline;
  border-top: 1px solid var(--discovery-rule);
  display: grid;
  gap: clamp(0.75rem, 2vw, 2rem);
  grid-template-columns: minmax(9rem, 0.8fr) auto minmax(16rem, 1.6fr);
  padding: 0.9rem 0;
}

.instrument-discovery__register li:last-child {
  border-bottom: 1px solid var(--discovery-rule);
}

.instrument-discovery__register > li > a {
  font-size: 1.05rem;
}

.instrument-discovery__register-note {
  color: var(--discovery-muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.instrument-discovery__empty {
  color: var(--discovery-muted);
  font-style: italic;
}

.instrument-discovery__status-key {
  border-top: 1px solid var(--discovery-rule);
  display: grid;
  gap: clamp(2rem, 7vw, 7rem);
  grid-template-columns: minmax(14rem, 0.75fr) minmax(20rem, 1.25fr);
  margin-top: clamp(2.5rem, 6vw, 5.5rem);
  padding-top: 1rem;
}

.instrument-discovery__status-key h2,
.instrument-discovery__adjacent h2 {
  font-size: clamp(1.45rem, 2.5vw, 2rem);
  margin-bottom: 0.8rem;
}

.instrument-discovery__status-key p:not(.instrument-discovery__index) {
  color: var(--discovery-muted);
  line-height: 1.5;
  max-width: 43ch;
}

.instrument-discovery__status-key dl {
  margin-bottom: 0;
}

.instrument-discovery__status-key dl > div {
  border-bottom: 1px solid var(--discovery-rule);
  display: grid;
  gap: 1rem;
  grid-template-columns: 7.5rem 1fr;
  padding: 0.8rem 0;
}

.instrument-discovery__status-key dt,
.instrument-discovery__status-key dd {
  margin-bottom: 0;
}

.instrument-discovery__status-key dd {
  color: var(--discovery-muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.instrument-discovery__adjacent {
  background: linear-gradient(90deg, var(--discovery-panel), transparent);
  border-left: 1px solid var(--discovery-amber);
  margin-top: clamp(2.5rem, 6vw, 5.5rem);
  padding: clamp(1.25rem, 3vw, 2rem);
}

.instrument-discovery__adjacent ul {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
  margin-bottom: 0;
  padding-left: 0;
}

.instrument-discovery__adjacent li {
  border-top: 1px solid var(--discovery-rule);
  display: grid;
  gap: 0.25rem;
  padding-top: 0.65rem;
}

.instrument-discovery__adjacent li span {
  color: var(--discovery-muted);
  font-size: 0.85rem;
}

.instrument-discovery--home {
  margin-block: clamp(2rem, 5vw, 4rem);
  padding-block: clamp(1.5rem, 3.5vw, 2.75rem);
}

.instrument-discovery__home-heading {
  align-items: end;
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(13rem, 0.85fr) minmax(18rem, 1.15fr);
  padding-bottom: 1rem;
}

.instrument-discovery__home-heading h2 {
  font-size: clamp(1.8rem, 3.2vw, 2.8rem);
  margin-bottom: 0;
}

.instrument-discovery__home-heading > p {
  color: var(--discovery-muted);
  margin-bottom: 0;
  max-width: 48ch;
}

.instrument-discovery__home-flagships {
  border-block: 1px solid var(--discovery-rule);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.instrument-discovery__home-flagship {
  padding: clamp(1rem, 2.5vw, 1.75rem) 0;
}

.instrument-discovery__home-flagship:first-child {
  border-right: 1px solid var(--discovery-rule);
  padding-right: clamp(1rem, 3vw, 2.5rem);
}

.instrument-discovery__home-flagship:last-child:not(:first-child) {
  padding-left: clamp(1rem, 3vw, 2.5rem);
}

.instrument-discovery__home-flagship h3 {
  font-size: clamp(1.3rem, 2.4vw, 1.9rem);
}

.instrument-discovery__home-flagship > p {
  color: var(--discovery-muted);
  line-height: 1.5;
  margin: 1rem 0 0;
  max-width: 50ch;
}

.instrument-discovery__home-register {
  align-items: baseline;
  border-bottom: 1px solid var(--discovery-rule);
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(10rem, 0.35fr) 1fr;
  padding: 1rem 0;
}

.instrument-discovery__home-register h3 {
  font-family: var(--discovery-mono);
  font-size: 0.75rem;
  letter-spacing: 0.13em;
  margin-bottom: 0;
  text-transform: uppercase;
}

.instrument-discovery__home-register ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem clamp(1.2rem, 3vw, 2.5rem);
  list-style: none;
  margin-bottom: 0;
  padding-left: 0;
}

.instrument-discovery__home-register li {
  align-items: baseline;
  display: inline-flex;
  gap: 0.65rem;
}

.instrument-discovery__all {
  font-family: var(--discovery-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  margin: 1.25rem 0 0;
  text-align: right;
  text-transform: uppercase;
}

/* Corpus doorways stay typographically subordinate to the article spine. */
.instrument-invitation {
  border-left: 1px solid var(--acc-amber, #c68a2a);
  display: grid;
  gap: 0.35rem 1rem;
  grid-template-columns: minmax(8.5rem, auto) 1fr;
  margin: clamp(1.25rem, 3vw, 2rem) 0;
  padding: 0.7rem 0 0.7rem 1rem;
}

.instrument-invitation__eyebrow,
.instrument-backlinks__label {
  color: var(--acc-amber, #c68a2a);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.instrument-invitation > a {
  color: var(--ink-1, #d8d6cf);
  font-weight: 500;
}

.instrument-invitation__reason {
  color: var(--ink-2, #9a978e);
  grid-column: 2;
  line-height: 1.5;
  max-width: 64ch;
}

.instrument-backlinks {
  align-items: baseline;
  border-block: 1px solid var(--c-rule, #2a2e34);
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(8.5rem, auto) 1fr;
  margin-block: clamp(1.5rem, 3vw, 2.5rem);
  padding-block: 0.8rem;
}

.instrument-backlinks ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.instrument-backlinks a {
  color: var(--ink-1, #d8d6cf);
  text-underline-offset: 0.2em;
}

@media (max-width: 760px) {
  .instrument-discovery {
    margin-inline: 0;
    padding-inline: clamp(1rem, 5vw, 1.5rem);
  }

  .instrument-discovery__flagships,
  .instrument-discovery__register {
    margin-left: 0;
  }

  .instrument-discovery__flagships,
  .instrument-discovery__status-key,
  .instrument-discovery__home-heading,
  .instrument-discovery__home-flagships {
    grid-template-columns: 1fr;
  }

  .instrument-discovery__flagship {
    border-right: 1px solid var(--discovery-rule);
    min-height: 0;
  }

  .instrument-discovery__flagship + .instrument-discovery__flagship {
    border-top: 1px solid var(--discovery-rule);
  }

  .instrument-discovery__register li {
    grid-template-columns: minmax(8rem, 1fr) auto;
  }

  .instrument-discovery__register-note {
    grid-column: 1 / -1;
  }

  .instrument-discovery__adjacent ul {
    grid-template-columns: 1fr;
  }

  .instrument-discovery__home-flagship:first-child {
    border-bottom: 1px solid var(--discovery-rule);
    border-right: 0;
    padding-right: 0;
  }

  .instrument-discovery__home-flagship:last-child:not(:first-child) {
    padding-left: 0;
  }

  .instrument-discovery__home-register {
    gap: 0.75rem;
    grid-template-columns: 1fr;
  }

  .instrument-invitation,
  .instrument-backlinks {
    grid-template-columns: 1fr;
  }

  .instrument-invitation__reason {
    grid-column: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .instrument-discovery a {
    transition-duration: 0.01ms;
  }
}

@media (forced-colors: active) {
  .instrument-discovery,
  .instrument-discovery__status,
  .instrument-discovery__flagship,
  .instrument-discovery__adjacent {
    border-color: CanvasText;
  }
}