/* anvl.dev/docs: a sidebar, the article, and an on-this-page list. Uses the ADL tokens in
   /styles.css. */

.docs-shell {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr) 200px;
  gap: 40px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

.docs-nav-mobile {
  display: none;
}

.docs-nav-desktop {
  position: sticky;
  top: 88px;
  align-self: start;
  max-height: calc(100vh - 104px);
  overflow-y: auto;
}

/* The site styles header <nav>s as a row; the sidebar is a column. */
.docs-nav {
  display: block;
}

.docs-nav ul {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}

.docs-nav-group {
  margin: 0 0 8px;
  font: 600 12px/1.25 var(--adl-font-ui);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--adl-muted);
}

.docs-nav a {
  display: block;
  padding: 6px 10px;
  border-radius: var(--adl-radius-md);
  color: var(--adl-muted);
  text-decoration: none;
  font: 500 14px/1.4 var(--adl-font-ui);
  transition: background var(--adl-instant) var(--adl-ease-out), color var(--adl-instant) var(--adl-ease-out);
}

.docs-nav a:hover {
  background: var(--adl-card);
  color: var(--adl-text);
}

.docs-nav a[aria-current="page"] {
  background: var(--adl-card-hi);
  color: var(--adl-text);
}

.docs-main {
  min-width: 0;
}

.docs-article {
  font: 400 16px/1.65 var(--adl-font-body);
  color: var(--adl-text);
}

.docs-article h1 {
  margin: 0 0 12px;
  font: 600 36px/1.2 var(--adl-font-ui);
  letter-spacing: -0.01em;
}

.docs-article .lede {
  font-size: 18px;
  color: var(--adl-muted);
  margin: 0 0 32px;
}

.docs-article h2 {
  margin: 48px 0 12px;
  font: 600 24px/1.3 var(--adl-font-ui);
  scroll-margin-top: 88px;
}

.docs-article h3 {
  margin: 32px 0 8px;
  font: 600 18px/1.4 var(--adl-font-ui);
}

.docs-article p,
.docs-article ul,
.docs-article ol {
  margin: 0 0 16px;
}

.docs-article li {
  margin: 4px 0;
}

.docs-article a {
  color: var(--adl-text);
  text-decoration: underline;
  text-decoration-color: var(--adl-ring);
  text-underline-offset: 3px;
}

.docs-article code {
  font: 500 0.88em var(--adl-font-mono);
  color: var(--adl-code);
  background: var(--adl-card);
  border: 1px solid var(--adl-border);
  border-radius: var(--adl-radius-sm);
  padding: 1px 5px;
}

.docs-article pre.code {
  margin: 0 0 20px;
  padding: 16px 18px;
  overflow-x: auto;
  background: var(--adl-surface);
  border: 1px solid var(--adl-border);
  border-radius: var(--adl-radius-lg);
  font: 500 13.5px/1.6 var(--adl-font-mono);
  color: var(--adl-code);
  tab-size: 4;
}

.docs-article pre.code code {
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
}

.docs-article pre.code[data-lang]::before {
  content: attr(data-lang);
  display: block;
  margin-bottom: 8px;
  font: 600 11px/1 var(--adl-font-ui);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--adl-muted);
}

.docs-article table {
  width: 100%;
  margin: 0 0 20px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.docs-article th,
.docs-article td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--adl-border);
  text-align: left;
  vertical-align: top;
}

.docs-article th {
  font: 600 13px/1.4 var(--adl-font-ui);
  color: var(--adl-muted);
}

.docs-article .table-wrap {
  overflow-x: auto;
}

.callout {
  margin: 0 0 20px;
  padding: 14px 16px;
  border: 1px solid var(--adl-border);
  border-left: 3px solid var(--adl-ring);
  border-radius: var(--adl-radius-md);
  background: var(--adl-card);
}

.callout.warn {
  border-left-color: var(--adl-warning);
}

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

.docs-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin: 0 0 24px;
}

.docs-cards a {
  display: block;
  padding: 16px;
  border: 1px solid var(--adl-border);
  border-radius: var(--adl-radius-lg);
  background: var(--adl-card);
  text-decoration: none;
  transition: background var(--adl-instant) var(--adl-ease-out);
}

.docs-cards a:hover {
  background: var(--adl-card-hi);
}

.docs-cards strong {
  display: block;
  font: 600 15px/1.4 var(--adl-font-ui);
  color: var(--adl-text);
}

.docs-cards span {
  font-size: 14px;
  color: var(--adl-muted);
}

.docs-pager {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--adl-border);
}

.docs-pager a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border: 1px solid var(--adl-border);
  border-radius: var(--adl-radius-lg);
  color: var(--adl-text);
  text-decoration: none;
  font: 500 15px/1.3 var(--adl-font-ui);
}

.docs-pager a:hover {
  background: var(--adl-card);
}

.docs-pager .next {
  margin-left: auto;
  text-align: right;
}

.docs-pager small {
  display: block;
  font-size: 12px;
  color: var(--adl-muted);
}

.docs-toc {
  position: sticky;
  top: 88px;
  align-self: start;
  font: 500 13px/1.4 var(--adl-font-ui);
}

.docs-toc p {
  margin: 0 0 8px;
  color: var(--adl-muted);
  font-weight: 600;
}

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

.docs-toc a {
  display: block;
  padding: 4px 0;
  color: var(--adl-muted);
  text-decoration: none;
}

.docs-toc a:hover {
  color: var(--adl-text);
}

@media (max-width: 1100px) {
  .docs-shell {
    grid-template-columns: 220px minmax(0, 1fr);
  }
  .docs-toc {
    display: none;
  }
}

@media (max-width: 760px) {
  .docs-shell {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
    padding: 16px 16px 48px;
  }
  .docs-nav-desktop {
    display: none;
  }
  .docs-nav-mobile {
    display: block;
    border: 1px solid var(--adl-border);
    border-radius: var(--adl-radius-lg);
    background: var(--adl-card);
    padding: 10px 14px;
  }
  .docs-nav-mobile summary {
    cursor: pointer;
    font: 600 14px/1.4 var(--adl-font-ui);
  }
  .docs-nav-mobile .docs-nav {
    margin-top: 12px;
  }
  .docs-article h1 {
    font-size: 28px;
  }
  .docs-pager {
    flex-direction: column;
  }
  .docs-pager .next {
    margin-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .docs-nav a,
  .docs-cards a {
    transition: none;
  }
}

/* Pictures. They are the engine's own renders, saved as WebP (see _images.py). */
.docs-article figure.shot {
  margin: 28px 0 32px;
}

.docs-article figure.shot img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--adl-border);
  border-radius: var(--adl-radius-lg);
  background: var(--adl-surface);
}

.docs-article figure.shot-narrow img {
  width: auto;
  max-width: 100%;
  max-height: 520px;
  margin: 0 auto;
}

.docs-article figcaption {
  margin-top: 8px;
  font: 400 13.5px/1.5 var(--adl-font-ui);
  color: var(--adl-muted);
}

.docs-article .shot-pair,
.docs-article .shot-states {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin: 28px 0 8px;
}

.docs-article .shot-pair figure,
.docs-article .shot-states figure {
  margin: 0;
}

.docs-article .shot-pair img,
.docs-article .shot-states img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--adl-border);
  border-radius: var(--adl-radius-lg);
  background: var(--adl-surface);
}

.docs-article .fig-note {
  font: 400 13.5px/1.5 var(--adl-font-ui);
  color: var(--adl-muted);
  margin: 4px 0 24px;
}