/* Authored prose, citations, comparative table and diagrams. */
:root {
  --red: #8c3a28;
}

.treatise {
  background: var(--sheet);
}

.chapter {
  background: var(--sheet);
  padding-bottom: calc(var(--air) * 4.2);
  scroll-margin-top: calc(var(--masthead-height, 0px) + var(--bar));
}

.head {
  box-sizing: border-box;
  max-width: var(--page);
  margin: 0 auto;
  padding: calc(var(--air) * 2) var(--page-edge) 0;
}

.chapter-nr {
  margin: 0 0 .35rem;
  font-family: var(--apparatus);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold);
}

.head h2 {
  margin: 0;
  font-size: 32px;
  font-weight: 400;
  line-height: 1.15;
  text-wrap: balance;
}

.chapter > .head .subtitle {
  margin: .6rem 0 0;
  text-wrap: pretty;
}

.prose {
  grid-column: 1;
  font-size: 18.5px;
  line-height: 1.62;
  max-width: var(--measure);
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.prose > p {
  margin: var(--air) 0 0;
}

.prose h2 {
  margin: calc(var(--air) * 1.9) 0 0;
  font-size: 1.22rem;
  font-weight: 400;
  line-height: 1.3;
  color: var(--ink);
  text-wrap: balance;
}

.prose h2::before {
  content: "";
  display: block;
  width: 2.2rem;
  border-top: 1px solid var(--rule);
  margin-bottom: .7rem;
}

/* Each hive form starts below the preceding illustration and its caption. */
#stabilbau-bauformen .section { clear: both; }

.prose blockquote {
  margin: var(--air) 0 0;
  padding-left: 1.1rem;
  border-left: 2px solid var(--verdigris);
  color: var(--ink-quiet);
  font-size: .97rem;
}

.prose blockquote p {
  margin: 0 0 .5rem;
}

.prose blockquote p:last-child {
  margin-bottom: 0;
}

.prose ul, .prose ol {
  margin: var(--air) 0 0;
  padding-left: 1.3rem;
}

.prose li {
  margin: .3rem 0;
}

.prose code {
  font-size: .84em;
  background: color-mix(in srgb, var(--desk) 45%, transparent);
  padding: .08em .3em;
  border-radius: 2px;
}

.prose a {
  color: var(--verdigris);
}

.prose a.deepdive {
  text-decoration-thickness: 1px;
  text-underline-offset: .12em;
}

a.citation {
  text-decoration: none;
  color: var(--gold);
  font-family: var(--apparatus);
  padding: 0 .06em;
}

a.citation sup {
  font-size: .66em;
  font-variant-numeric: tabular-nums;
}

a.citation:hover, a.citation:focus-visible {
  color: var(--red);
  text-decoration: underline;
}

.margin {
  grid-column: 1;
  max-width: var(--measure);
  margin: calc(var(--air) * 2) 0 0;
  padding: var(--air) 0 0;
  border-top: 1px solid var(--rule);
  font-family: var(--apparatus);
  font-size: .78rem;
  line-height: 1.5;
  color: var(--ink-quiet);
}

.margin-mark {
  margin: 0 0 .6rem;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-far);
}

.citations {
  margin: 0;
  padding-left: 1.4rem;
}

.citations li {
  margin: 0 0 .55rem;
  scroll-margin-top: calc(var(--masthead-height, 0px) + var(--bar) + 1rem);
}

.citations li:target {
  background: color-mix(in srgb, var(--gold) 12%, transparent);
  outline: 2px solid color-mix(in srgb, var(--gold) 30%, transparent);
  outline-offset: .2rem;
}

.citations cite {
  font-style: italic;
}

.citation-who {
  color: var(--ink);
}

.citation-where {
  display: block;
  color: var(--ink-far);
}

.citation-work, .citation-source {
  color: var(--verdigris);
}

.citation-locus {
  display: block;
  color: var(--ink);
  font-weight: 600;
}

.citation-missing, .word-missing {
  color: var(--red);
  font-weight: 700;
  background: color-mix(in srgb, var(--red) 10%, transparent);
  padding: .05em .3em;
}

@media (min-width: 1180px) {
  .prose {
    grid-column: 1;
    margin: 0;
    padding: 0;
    max-width: none;
  }
}

@media (min-width: 1180px) {
  .margin {
    grid-column: 2;
    align-self: start;
    margin: 0;
    padding: 0 0 var(--air) 26px;
    border-top: 0;
    border-left: 1px solid var(--rule-fine);
    font-size: 14px;
  }
}

.plate-place {
  box-sizing: border-box;
  max-width: var(--page);
  margin: calc(var(--air) * 2.4) auto 0;
  padding: 0 var(--page-edge);
}

.margin-mark {
  font-family: var(--apparatus);
}

.plate-scroll {
  overflow-x: auto;
  border: 1px solid var(--rule);
  background: #fbf9f3;
}

.plate-scroll h3 {
  margin: 0;
  padding: var(--air) 1rem .4rem;
  font-family: var(--apparatus);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-quiet);
  position: sticky;
  left: 0;
}

.plate-scroll table {
  border-collapse: collapse;
  font-size: .76rem;
  line-height: 1.45;
  min-width: 58rem;
}

.plate-scroll th, .plate-scroll td {
  border-top: 1px solid var(--rule-fine);
  padding: .5rem .7rem;
  text-align: left;
  vertical-align: top;
}

.plate-scroll th {
  font-family: var(--apparatus);
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-far);
  font-weight: 600;
  white-space: nowrap;
}

.plate-scroll td:nth-child(5) {
  min-width: 24rem;
}

.plate-scroll tr:hover td {
  background: color-mix(in srgb, var(--desk) 22%, transparent);
}

.diagram {
  box-sizing: border-box;
  max-width: var(--page);
  margin: calc(var(--air) * 2.4) auto 0;
  padding: 0 var(--page-edge);
}

.diagram img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--rule);
  background: #fbf9f3;
}

.diagram figcaption {
  margin-top: .8rem;
  font-family: var(--apparatus);
  font-size: .78rem;
  line-height: 1.5;
  color: var(--ink-far);
}

.diagram figcaption a {
  color: var(--verdigris);
}

.diagram-wide {
  clear: both;
}

@media (min-width: 701px) {
  .diagram-left, .diagram-right {
    width: 22rem;
    max-width: 46%;
    padding: 0;
    margin-top: .3rem;
  }
}

@media (min-width: 701px) {
  .diagram-left {
    float: left;
    margin-right: 1.6rem;
  }
}

@media (min-width: 701px) {
  .diagram-right {
    float: right;
    margin-left: 1.6rem;
  }
}

@media (max-width: 900px) {
  .diagram img {
    width: auto;
    height: 15rem;
    max-width: none;
  }
}

@media (max-width: 900px) {
  .diagram > img, .diagram > .figure-open {
    display: inline-block;
    width: auto;
  }
}

@media (max-width: 900px) {
  .diagram {
    overflow-x: auto;
  }
}

.chapter.reading {
  border-top: 2px solid var(--gold);
}

.chapter.reading .chapter-nr {
  color: var(--red);
}

.tier {
  font-style: italic;
  letter-spacing: .06em;
  text-transform: none;
}

.chapter.reading .prose h2::before {
  border-top-color: var(--gold);
}

.metric {
  display: block;
  margin-top: .35rem;
  font-family: var(--apparatus);
  font-size: .74rem;
  color: var(--verdigris);
  font-variant-numeric: tabular-nums;
}

.metric-missing {
  color: var(--ink-far);
  font-style: italic;
  font-variant-numeric: normal;
}

.more {
  max-width: var(--measure);
  margin: calc(var(--air) * 1.2) 0 0;
  padding: 1rem 1.3rem 1.1rem;
  border: 1px solid var(--rule);
  background: color-mix(in srgb, var(--desk) 14%, var(--sheet));
}

.more-mark {
  margin: 0 0 .5rem;
  font-family: var(--apparatus);
  font-size: .7rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-far);
}

.more ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.more li {
  margin: .3rem 0;
}

.more a {
  color: var(--verdigris);
}

.vertiefungen {
  margin: 0 0 1.2rem;
  padding-left: 1.4rem;
}

.vertiefungen li {
  margin: .55rem 0;
}

.vertiefungen a {
  color: var(--verdigris);
}

.vertiefung-question {
  display: block;
  font-family: var(--apparatus);
  font-size: .78rem;
  color: var(--ink-far);
}