body > :is(.skip-link, .skip) {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 200;
  margin: 0;
  padding: 12px;
  transform: translateY(-200%);
  background: var(--cp-accent);
  color: var(--cp-accent-fg);
}
body > :is(.skip-link, .skip):focus { transform: translateY(0); }
[data-site-header], [data-site-footer] {
  --site-bg: #ffffff;
  --site-text: #142d4e;
  --site-muted: #003b7a;
  --site-accent: #0057b8;
  --site-soft: #eaf3ff;
  --site-border: #b9cae0;
  box-sizing: border-box;
  width: 100%;
  margin: 0;
  padding: 0;
  background: var(--site-bg);
  color: var(--site-text);
  font: 500 14px/1.5 "Segoe UI", Aptos, Calibri, sans-serif;
  text-align: left;
  letter-spacing: normal;
}
html[data-theme="dark"] :is([data-site-header], [data-site-footer]) {
  --site-bg: #0d2745;
  --site-text: #f5f9ff;
  --site-muted: #b9d8fa;
  --site-accent: #78b4f8;
  --site-soft: #122f52;
  --site-border: #365d85;
}
[data-site-header] {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 77px;
  border-bottom: 1px solid var(--site-border);
}
[data-site-header] *, [data-site-footer] * { box-sizing: border-box; }
[data-site-header] a, [data-site-header] button, [data-site-footer] a {
  all: unset;
  box-sizing: border-box;
  color: inherit;
  font: inherit;
  cursor: pointer;
  text-decoration: none;
}
[data-site-header] :is(a, button, select):focus-visible, [data-site-footer] a:focus-visible {
  outline: 3px solid var(--site-accent);
  outline-offset: 3px;
}
[data-site-header] .sc-bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 20px;
  width: min(100% - 32px, 1280px);
  min-height: 76px;
  margin: auto;
}
[data-site-header] .sc-brand { display: flex; align-items: center; gap: 10px; white-space: nowrap; }
[data-site-header] .sc-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--site-accent);
  color: var(--site-bg);
  font-weight: 800;
}
[data-site-header] .sc-name { font-size: 15px; font-weight: 750; }
[data-site-header] .sc-name small { display: block; color: var(--site-muted); font: 600 9px/1.5 Consolas, monospace; }
[data-site-header] .sc-nav { display: flex; align-items: center; gap: 14px; margin-left: auto; }
[data-site-header] .sc-nav a { padding-block: 12px; white-space: nowrap; font-size: 13px; font-weight: 650; }
[data-site-header] .sc-nav a:hover, [data-site-header] .sc-nav a[aria-current="page"] {
  color: var(--site-accent);
  text-decoration: underline;
  text-underline-offset: 6px;
}
[data-site-header] .sc-utilities { display: flex; flex: none; align-items: center; gap: 6px; }
[data-site-header] .sc-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 44px;
  padding: 6px;
  border: 1px solid var(--site-border);
  border-radius: 10px;
}
[data-site-header] .sc-button:hover { background: var(--site-soft); }
[data-site-header] .sc-theme { display: block; margin: 0; padding: 0; }
[data-site-header] .sc-theme select {
  width: 76px;
  min-height: 44px;
  margin: 0;
  padding: 6px;
  border: 1px solid var(--site-border);
  border-radius: 10px;
  background: var(--site-bg);
  color: var(--site-text);
  font: inherit;
}
[data-site-header] .sc-menu { display: none; }
[data-site-header] .sc-sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
html.project-hub { scroll-padding-top: calc(var(--hub-toolbar-height, 150px) + 92px); }
[data-site-header] ~ .hub-toolbar { top: 76px; }
[data-site-footer] { border-top: 1px solid var(--site-border); }
[data-site-footer] .sc-footer-inner { width: min(100% - 32px, 1280px); margin: auto; padding-block: 28px; }
[data-site-footer] p { max-width: 900px; margin: 0 0 16px; padding: 0; color: var(--site-muted); font: inherit; font-size: 13px; }
[data-site-footer] .sc-footer-links { display: flex; flex-wrap: wrap; gap: 12px 24px; }
[data-site-footer] a { display: inline-block; padding-block: 6px; color: var(--site-muted); }
[data-site-footer] a:hover { text-decoration: underline; }
@media (max-width: 1150px) {
  [data-site-header] .sc-bar { gap: 12px; }
  [data-site-header] .sc-name small { display: none; }
  [data-site-header] .sc-nav { gap: 12px; }
}
@media (max-width: 900px) {
  [data-site-header] { min-height: 69px; }
  html.project-hub { scroll-padding-top: calc(var(--hub-toolbar-height, 150px) + 84px); }
  [data-site-header] ~ .hub-toolbar { top: 68px; }
  [data-site-header] .sc-bar { min-height: 68px; gap: 8px; }
  [data-site-header] .sc-menu { display: inline-flex; order: 3; }
  [data-site-header] .sc-utilities { margin-left: auto; }
  [data-site-header] .sc-nav {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    max-height: calc(100dvh - 80px);
    overflow-y: auto;
    padding: 12px;
    border: 1px solid var(--site-border);
    border-radius: 10px;
    background: var(--site-bg);
  }
  [data-site-header] .sc-menu[aria-expanded="true"] ~ .sc-nav { display: flex; flex-direction: column; align-items: stretch; gap: 0; }
  [data-site-header] .sc-nav a { padding: 12px; }
}
@media (max-width: 520px) {
  [data-site-header] .sc-name { display: none; }
}