/* Instrument manual only. Tokens, type, masthead and footer come from /style.css. */

:root {
  --road: #6FB6D8;
  --edge: #39424B;
  --plate: #11161B;
}

.manual-page .page > header,
.manual-page .page > main,
.manual-page .page > footer {
  max-width: 64rem;
}

.manual-page section[id],
.manual-page nav[id],
.manual-page article[id] {
  scroll-margin-top: 1rem;
}

.manual {
  padding-bottom: 3rem;
}

.manual h1,
.manual h2,
.manual h3 {
  margin: 0;
  font-weight: 700;
  text-wrap: balance;
}

.manual p {
  margin: 0.75rem 0;
  max-width: 42rem;
}

.sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.shape {
  display: inline-block;
  width: 1.1em;
  height: 1.1em;
  flex: none;
  vertical-align: -0.15em;
}

.leader,
.ck-leader {
  flex: 1 1 1.5rem;
  min-width: 1.5rem;
  border-bottom: 2px dotted var(--label);
  align-self: end;
  margin: 0 0.5rem 0.4em;
}

.cover {
  margin-top: 2rem;
  padding: 1.5rem 1.25rem 1.75rem;
  border: 1px solid var(--edge);
  border-top-width: 4px;
  border-radius: 0.5rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  background: var(--plate);
}

.cover-kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  color: var(--label);
  font-variant-numeric: tabular-nums;
}

.cover h1 {
  margin-top: 0.75rem;
  font-size: clamp(2.1rem, 1.4rem + 3.4vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.cover-sub {
  color: var(--label);
  font-size: 1.1rem;
  margin: 0.75rem 0 1.25rem;
}

.cover-notice {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  border: 1.5px solid var(--caution);
  border-radius: 0.4rem;
  padding: 0.7rem 0.9rem;
  margin: 1.25rem 0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  max-width: none;
}

.cover-notice .shape {
  color: var(--caution);
  margin-top: 0.1em;
}

.docblock {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2rem;
  margin: 1.25rem 0 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.docblock dt {
  color: var(--label);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.docblock dd {
  margin: 0;
  font-size: 1.05rem;
}

.cover-go {
  margin-bottom: 0;
}

.plain-h {
  font-size: 1.25rem;
  margin: 2.5rem 0 0.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--bezel);
}

.callout-key {
  display: grid;
  gap: 0.6rem;
  margin: 1.25rem 0 0;
  max-width: 42rem;
}

.callout-key > div {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: 0.25rem 1rem;
  align-items: baseline;
}

.callout-key dt,
.callout-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
}

.callout-key dd {
  margin: 0;
  color: var(--label);
}

.callout-warning .shape,
.callout-warning dt {
  color: var(--warning);
}

.callout-caution .shape,
.callout-caution dt {
  color: var(--caution);
}

.callout-note .shape,
.callout-note dt {
  color: var(--scale);
}

.toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 42rem;
}

.toc a,
.panel-key a {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  min-height: 2.75rem;
  padding: 0.35rem 0;
  color: var(--value);
}

.toc a:hover,
.toc a:focus-visible,
.panel-key a:hover,
.panel-key a:focus-visible {
  color: var(--scale);
  text-decoration: none;
}

.toc-no,
.key-n {
  flex: none;
  min-width: 2rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--label);
  font-variant-numeric: tabular-nums;
}

.toc-range,
.key-ref {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--label);
  font-variant-numeric: tabular-nums;
}

.chapter {
  margin-top: 3.5rem;
  border-top: 2px solid var(--edge);
  padding-top: 1.5rem;
}

.chapter-no {
  display: inline-block;
  margin: 0 0 0.6rem;
  padding: 0.15rem 0.6rem;
  border: 1.5px solid var(--label);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  color: var(--value);
}

.chapter h2 {
  font-size: clamp(1.7rem, 1.2rem + 2vw, 2.6rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.chapter-summary {
  color: var(--label);
}

.item {
  margin-top: 2.25rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  column-gap: 2.5rem;
}

.item > * {
  grid-column: 1;
  min-width: 0;
}

.item h3 {
  font-size: 1.3rem;
  line-height: 1.25;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--bezel);
}

.item-no {
  font-family: var(--font-mono);
  color: var(--label);
  font-variant-numeric: tabular-nums;
  margin-right: 0.4rem;
}

.figure {
  margin: 1rem 0;
}

.figure img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--edge);
  border-radius: 0.5rem;
}

.figure figcaption {
  margin-top: 0.4rem;
  font-size: 0.85rem;
  color: var(--label);
}

@media (min-width: 56rem) {
  .item {
    grid-template-columns: minmax(0, 1fr) 24rem;
  }

  .item > .figure {
    grid-column: 2;
    grid-row: 2 / span 12;
    margin-top: 0.75rem;
  }
}

.panel-svg {
  display: block;
  width: 100%;
  max-width: 26rem;
  height: auto;
}

.panel-key {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0;
  max-width: 24rem;
}

.pz {
  fill: var(--plate);
  stroke: var(--edge);
  stroke-width: 1.2;
}

.pz-optional {
  stroke-dasharray: 5 4;
}

.pz-text {
  font: 700 11px var(--font-mono);
  fill: var(--value);
}

.pz-small {
  font: 400 9px var(--font-body);
}

.pz-num {
  font: 700 22px var(--font-mono);
}

.pz-big {
  font-size: 40px;
}

.pz-value {
  fill: var(--value);
}

.pz-label {
  fill: var(--label);
}

.pz-nominal {
  fill: var(--nominal);
}

.pz-commanded {
  fill: var(--commanded);
}

.pz-on-fill {
  fill: var(--panel);
}

.pz-fill-caution {
  fill: var(--caution);
}

.pz-fill-commanded {
  fill: var(--commanded);
}

.pz-fill-nominal {
  fill: var(--nominal);
}

.pz-scale {
  stroke: var(--scale);
  stroke-width: 1.5;
}

.pz-notch {
  fill: none;
  stroke: var(--label);
  stroke-width: 1.2;
}

.pz-ring {
  fill: none;
  stroke: var(--scale);
  stroke-width: 2;
}

.pz-needle {
  stroke: var(--value);
  stroke-width: 2;
  stroke-linecap: round;
}

.pz-profile {
  fill: none;
  stroke: var(--value);
  stroke-width: 2;
  stroke-linejoin: round;
}

.pz-bug {
  stroke: var(--commanded);
  stroke-width: 1.4;
  stroke-dasharray: 4 3;
}

.pz-bubble {
  fill: var(--panel);
  stroke: var(--scale);
  stroke-width: 1.5;
}

.pz-bubble-n {
  font: 700 11px var(--font-mono);
  fill: var(--value);
}

.facts {
  margin: 1rem 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--bezel);
}

.fact {
  display: grid;
  grid-template-columns: minmax(8rem, 13rem) minmax(0, 1fr);
  gap: 0.25rem 1.25rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--bezel);
}

.fact dt {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  overflow-wrap: anywhere;
}

.fact dd {
  margin: 0;
  color: var(--label);
}

.tone-nominal .tone-icon { color: var(--nominal); }
.tone-value .tone-icon { color: var(--value); }
.tone-scale .tone-icon { color: var(--scale); }
.tone-commanded .tone-icon { color: var(--commanded); }
.tone-caution .tone-icon { color: var(--caution); }
.tone-warning .tone-icon { color: var(--warning); }
.tone-road .tone-icon,
.tone-road dt { color: var(--road); }

@media (max-width: 36rem) {
  .fact {
    grid-template-columns: minmax(0, 1fr);
  }
}

.checklist {
  list-style: none;
  margin: 1rem 0;
  padding: 0;
  border: 1px solid var(--edge);
  border-radius: 0.4rem;
  background: var(--plate);
}

.ck-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--bezel);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.ck-row:last-child {
  border-bottom: 0;
}

.ck-box {
  flex: none;
  width: 1rem;
  height: 1rem;
  margin-right: 0.8rem;
  border: 1.5px solid var(--label);
  align-self: center;
}

.ck-challenge {
  font-weight: 700;
  letter-spacing: 0.03em;
}

.ck-response {
  margin-left: auto;
  text-align: right;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.ck-note {
  flex: 1 1 calc(100% - 1.8rem);
  min-width: 0;
  margin: 0.3rem 0 0 1.8rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--label);
}

@media (max-width: 36rem) {
  .ck-row {
    padding: 0.7rem 0.75rem;
  }

  .ck-challenge {
    flex: 1 1 calc(100% - 2rem);
  }

  .ck-leader {
    display: none;
  }

  .ck-response {
    flex: 1 1 100%;
    margin: 0.2rem 0 0 1.8rem;
    text-align: left;
  }
}

.callout {
  margin: 1.1rem 0;
  max-width: 42rem;
  border: 1.5px solid var(--label);
  border-radius: 0.4rem;
  padding: 0.7rem 1rem 0.8rem;
}

.callout-tag {
  margin: 0 0 0.3rem;
}

.callout-text {
  margin: 0;
}

aside.callout-warning {
  border-color: var(--warning);
}

aside.callout-caution {
  border-color: var(--caution);
}

aside.callout-note {
  border-color: var(--scale);
}

.item-link a {
  text-decoration: underline;
}

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

@media print {
  :root {
    --panel: #FFFFFF;
    --plate: #FFFFFF;
    --bezel: #D6DADE;
    --edge: #9AA3AB;
    --value: #0B0E12;
    --label: #434B53;
    --scale: #00708A;
    --nominal: #0F7334;
    --caution: #8A5600;
    --warning: #C8161D;
    --commanded: #A3129F;
    --road: #3A5F99;
  }

  html {
    color-scheme: light;
  }

  body {
    background: #FFFFFF;
    color: #0B0E12;
    font-size: 11pt;
  }

  header.masthead,
  footer .footer-nav,
  .skip-link,
  .cover-go {
    display: none;
  }

  .cover,
  .checklist {
    box-shadow: none;
  }

  .chapter {
    break-before: page;
  }

  .cover,
  .item,
  .callout,
  .ck-row,
  .figure,
  .fact {
    break-inside: avoid;
  }

  .item {
    display: block;
  }

  .figure img {
    max-width: 22rem;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  .item-link a {
    text-decoration: underline;
  }
}