/* Floating navigation: the supplied rounded Apple-style reference, in Leo's dark palette. */
html { scroll-padding-top: 108px; }
.site-header {
  --nav-reach: max(0px, calc((100vw - 850px) / 2 - var(--gutter)));
  position: fixed;
  inset: max(16px, env(safe-area-inset-top)) auto auto 50%;
  transform: translateX(-50%);
  z-index: 40;
  width: min(850px, calc(100% - 2 * var(--gutter)));
  min-height: 64px;
  padding: 8px 10px 8px 24px;
  gap: 12px;
  border-radius: 999px;
  border: 0;
}
.site-header::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background: rgb(22 22 22 / .88);
  backdrop-filter: blur(24px) saturate(1.3);
  -webkit-backdrop-filter: blur(24px) saturate(1.3);
  opacity: 0;
  transition: opacity 320ms ease;
}
.site-header .wordmark {
  display: flex;
  align-items: center;
  min-height: 44px;
  font-size: 30px;
  flex-shrink: 0;
  transform: translateX(calc(-1 * var(--nav-reach) - 24px));
  transition: transform 460ms var(--ease-out);
}
.site-header a:hover { opacity: 1; }
.site-header nav {
  display: flex;
  align-items: center;
  gap: 2px;
  transform: translateX(calc(var(--nav-reach) + 10px));
  transition: transform 460ms var(--ease-out);
}
.site-header:is(.is-floating, .menu-is-open)::before,
html:not(.js) .site-header::before { opacity: 1; }
.site-header:is(.is-floating, .menu-is-open) .wordmark,
.site-header:is(.is-floating, .menu-is-open) nav,
html:not(.js) .site-header .wordmark,
html:not(.js) .site-header nav { transform: none; }
.site-header nav a {
  display: block;
  padding: 12px 15px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
  transition: background-color 180ms ease, color 180ms ease;
}
.site-header nav a:hover, .site-header nav a:focus-visible {
  background: rgb(255 255 255 / .1);
  color: var(--ink);
}
.site-header a:focus-visible, .site-header button:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}
.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-width: 102px;
  min-height: 44px;
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  background: transparent;
  transform: translateX(calc(var(--nav-reach) + 8px));
  transition: transform 460ms var(--ease-out), background-color 220ms ease;
}
.site-header:is(.is-floating, .menu-is-open) .menu-toggle { transform: none; background: rgb(255 255 255 / .07); }
.menu-toggle:hover { background: rgb(255 255 255 / .12); }
.menu-glyph { position: relative; width: 20px; height: 14px; }
.menu-glyph::before, .menu-glyph::after {
  content: '';
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 220ms var(--ease-out);
}
.menu-glyph::before { top: 3px; }
.menu-glyph::after { top: 9px; width: 14px; }
[aria-expanded=true] .menu-glyph::before { transform: translateY(3px) rotate(45deg); }
[aria-expanded=true] .menu-glyph::after { width: 20px; transform: translateY(-3px) rotate(-45deg); }
.records.is-live .records-heading { top: 104px; }
@media (max-width: 767px) {
  .site-header { min-height: 60px; padding: 8px 8px 8px 20px; gap: 12px; }
  .site-header .wordmark { font-size: 28px; transform: translateX(calc(-1 * var(--nav-reach) - 20px)); }
  .site-header:is(.is-floating, .menu-is-open) .wordmark,
  html:not(.js) .site-header .wordmark { transform: none; }
  html.js .site-header nav {
    display: flex;
    position: absolute;
    inset: calc(100% + 10px) 0 auto;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 10px;
    border-radius: 28px;
    background: rgb(22 22 22 / .97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-8px) scale(.98);
    transform-origin: top center;
    transition: opacity 200ms ease, transform 240ms var(--ease-out), visibility 240ms;
  }
  html.js .site-header nav.is-open {
    display: flex;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
  }
  html.js .site-header nav a { display: block; min-height: 50px; padding: 12px 18px; font-size: 18px; }
  .records.is-live .record-run { inset: 265px 0 45px; }
  html:not(.js) .site-header { position: relative; inset: auto; transform: none; margin: 16px auto; border-radius: 28px; flex-wrap: wrap; }
  html:not(.js) .site-header nav { display: flex; flex-wrap: wrap; }
  html:not(.js) .site-header nav a { display: block; }
}
@media (prefers-reduced-transparency: reduce) {
  .site-header::before, html.js .site-header nav { background: var(--surface); backdrop-filter: none; -webkit-backdrop-filter: none; }
}
@media (prefers-reduced-motion: reduce) {
  .site-header::before, .site-header *, .site-header *::before, .site-header *::after { transition: none !important; }
}