* { box-sizing: border-box; }
html { scroll-padding-top: 1.5rem; }
body { margin: 0; background: var(--paper); color: var(--text); font: var(--body-size)/var(--body-leading) var(--body-font); }
.page { width: min(var(--page-width), calc(100% - var(--page-gutter) * 2)); margin: var(--page-space) auto; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: .2em; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible, select:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
h1, h2 { font-family: var(--heading-font); font-weight: var(--heading-weight); letter-spacing: var(--heading-tracking); }
h1 { font-size: var(--title-size); line-height: 1.2; margin: 0; }
h2 { font-size: var(--section-title-size); line-height: 1.45; margin: 0; }
p { margin: 0 0 var(--paragraph-space); }
p:last-child { margin-bottom: 0; }
.masthead { padding-top: 18px; padding-bottom: 22px; }
.navigation { display: flex; flex-wrap: wrap; gap: 12px 28px; border-bottom: 1px solid var(--rule); padding-bottom: 18px; font: var(--ui-size)/1.5 var(--ui-font); }
.navigation a { color: var(--text); text-decoration: none; }
.navigation a:hover { color: var(--accent); text-decoration: underline; }
.introduction { max-width: var(--reading-width); margin: var(--section-space) 0; }
.intro-links { margin-top: 20px; font-size: var(--body-size); font-family: var(--ui-font); }
.section-row { display: grid; grid-template-columns: var(--label-width) minmax(0, 1fr); gap: var(--column-gap); border-top: 1px solid var(--rule); padding-top: var(--section-space); margin-top: var(--section-space); }
.section-heading { padding-top: 2px; }
.resources { list-style: none; padding: 0; margin: 0; }
.resources li + li { margin-top: 12px; }
.resource-note { display: block; margin-top: 2px; font-size: var(--ui-size); color: var(--muted); }
.publication { font-size: inherit; }
footer { border-top: 1px solid var(--rule); margin-top: var(--section-space); padding-top: 18px; font: var(--ui-size)/1.5 var(--ui-font); color: var(--muted); }
.footer-tools { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 16px 24px; }
select { font: inherit; margin-left: 6px; padding: 2px 4px; color: var(--muted); background: transparent; border: 1px solid transparent; border-radius: 0; }
select:hover { color: var(--text); border-color: var(--rule); }
select option { color: var(--text); background: var(--paper); }
.skip-link { position: absolute; top: -100px; left: 1rem; background: var(--paper); padding: .5rem 1rem; z-index: 2; }
.skip-link:focus { top: .5rem; }
@media (max-width: 960px) {
  .page { max-width: var(--reading-width); }
  .section-row { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .section-heading { padding-top: 0; }
}
@media (max-width: 760px) {
  .navigation { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 20px; padding-bottom: 12px; }
  .navigation a { display: flex; align-items: center; min-height: var(--navigation-target); padding: 8px 0; }
}
@media print {
  body { background: white; color: black; font-size: 11pt; }
  .page { width: 100%; margin: 0; }
  .navigation, footer, .skip-link { display: none; }
  .introduction { margin-left: 0; }
  .section-row { display: block; }
  .section-heading { margin-bottom: 12px; }
  a { color: black; }
  h1, h2 { break-after: avoid; }
  .publication { break-inside: avoid; }
}