:root {
  --doc-max: 1100px;
  --side-w: 240px;
}

.docs-shell {
  max-width: var(--doc-max);
  margin: 0 auto;
  padding: 24px 24px 80px;
  display: grid;
  grid-template-columns: var(--side-w) 1fr;
  gap: 36px;
}

aside.toc {
  position: sticky;
  top: 24px;
  align-self: start;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  padding-right: 8px;
  border-right: 1px solid var(--g15);
}
aside.toc h3 {
  font-family: "calling-code", sans-serif;
  font-weight: 400;
  font-style: italic;
  font-size: 11px;
  letter-spacing: 0.08em;
  opacity: 0.42;
  text-transform: uppercase;
  margin: 18px 0 6px;
}
aside.toc h3:first-child { margin-top: 4px; }
aside.toc ul { list-style: none; padding-left: 0; }
aside.toc li { margin: 0; }
aside.toc a {
  display: block;
  font-size: 13px;
  padding: 4px 0;
  text-decoration: none;
  opacity: 0.72;
  line-height: 1.35;
}
aside.toc a:hover { opacity: 1; }

main.doc {
  min-width: 0;
  padding-bottom: 40px;
}

main.doc h1 {
  font-family: "orpheuspro", serif;
  font-weight: 400;
  font-style: italic;
  font-size: 38px;
  letter-spacing: -0.02em;
  line-height: 1;
  margin: 0 0 6px;
}
main.doc .lede {
  font-size: 14px;
  font-style: italic;
  opacity: 0.55;
  margin-bottom: 32px;
}
main.doc h2 {
  font-family: "orpheuspro", serif;
  font-weight: 400;
  font-style: italic;
  font-size: 26px;
  letter-spacing: -0.01em;
  margin: 48px 0 12px;
  padding-top: 18px;
  border-top: 1px solid var(--g);
}
main.doc h2:first-of-type { border-top: none; padding-top: 0; margin-top: 0; }

main.doc h3 {
  font-family: "calling-code", sans-serif;
  font-weight: 500;
  font-size: 17px;
  letter-spacing: -0.005em;
  margin: 32px 0 12px;
  color: var(--g);
}

main.doc h4 {
  font-family: "calling-code", sans-serif;
  font-weight: 400;
  font-size: 14px;
  font-style: italic;
  margin: 22px 0 8px;
  opacity: 0.72;
  letter-spacing: 0.01em;
}
main.doc p, main.doc li {
  font-size: 15px;
  line-height: 1.6;
  opacity: 0.84;
}
main.doc p { margin: 0 0 12px; }
main.doc ul, main.doc ol { padding-left: 22px; margin: 0 0 14px; }
main.doc li { margin-bottom: 4px; }
main.doc a { text-decoration: underline; text-underline-offset: 2px; }

main.doc code {
  font-family: "calling-code", sans-serif;
  font-size: 13.5px;
  background: var(--g08);
  padding: 1px 5px;
  border: 1px solid var(--g15);
  letter-spacing: -0.01em;
}
main.doc pre {
  background: var(--g08);
  border: 1px solid var(--g15);
  padding: 14px 16px;
  font-family: "calling-code", sans-serif;
  font-size: 13px;
  line-height: 1.55;
  overflow-x: auto;
  margin: 6px 0 16px;
  white-space: pre;
}
main.doc pre code {
  background: transparent;
  border: none;
  padding: 0;
  font-size: 13px;
}

main.doc table {
  border-collapse: collapse;
  width: 100%;
  margin: 8px 0 18px;
  font-size: 13.5px;
}
main.doc th, main.doc td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--g15);
  vertical-align: top;
}
main.doc th {
  font-weight: 400;
  font-style: italic;
  opacity: 0.55;
  font-size: 12px;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--g);
}

main.doc .callout {
  border-left: 2px solid var(--g);
  padding: 8px 14px;
  margin: 14px 0 18px;
  background: var(--g08);
  font-size: 13.5px;
  opacity: 0.86;
}

.audience-tag {
  display: inline-block;
  font-size: 11px;
  font-style: italic;
  letter-spacing: 0.04em;
  padding: 2px 7px;
  border: 1px solid var(--g);
  opacity: 0.55;
  margin-bottom: 16px;
}

main.doc pre[class*="language-"],
main.doc code[class*="language-"] {
  font-size: 13px;
  line-height: 1.55;
}

.chart-wrap {
  margin: 16px 0 8px;
  overflow-x: auto;
}

@media (max-width: 820px) {
  .docs-shell { grid-template-columns: 1fr; gap: 0; }
  aside.toc {
    position: static;
    max-height: none;
    border-right: none;
    border-bottom: 1px solid var(--g15);
    margin-bottom: 24px;
    padding-bottom: 12px;
  }
}