/* One navigation rhythm for the landing, article and presentation. */
[data-site-navigation] { display: flex; align-items: center; flex-wrap: nowrap; gap: 16px; color: var(--ink); }
[data-site-navigation] .nav__right { display: flex; flex: 1; align-items: center; justify-content: flex-end; gap: 8px; margin: 0; flex-wrap: nowrap; }
[data-site-navigation] .nav__research { display: flex; align-items: center; gap: 4px; margin: 0; padding: 0; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
[data-site-navigation] .nav__research a { display: inline-flex; align-items: center; min-height: 44px; padding: 8px 12px; border: 0; border-radius: 8px; background: transparent; color: var(--ink-soft); font: 500 14px "Instrument Sans", system-ui, sans-serif; text-decoration: none; white-space: nowrap; }
[data-site-navigation] .nav__research a:hover { color: var(--ink); background: var(--paper-2); }
[data-site-navigation] .nav__lang { order: initial; display: flex; flex: 0 0 auto; align-items: center; gap: 0; margin: 0; padding: 0; border: 0; border-radius: 0; background: transparent; }
[data-site-navigation] .nav__lang :is(a, button, label) { display: inline-flex; flex: 0 0 44px; align-items: center; justify-content: center; position: relative; width: 44px; min-height: 44px; margin: 0; padding: 0; border: 0; border-radius: 8px; background: transparent; box-shadow: none; color: var(--ink-soft); font: 500 13px "Instrument Sans", system-ui, sans-serif; cursor: pointer; text-decoration: none; }
[data-site-navigation] .nav__lang :is([aria-current="page"], [aria-pressed="true"], .is-active),
[data-site-navigation] .nav__lang label:has(input:checked) { color: var(--ink); font-weight: 700; }
[data-site-navigation] .nav__lang :is(a, button, label):hover { background: var(--paper-2); color: var(--ink); }
[data-site-navigation] .lang__sep { margin: 0; color: var(--ink-mute); width: 8px; text-align: center; font-size: 13px; }
[data-site-navigation] .nav__lang input { position: absolute; width: 1px; height: 1px; opacity: 0; margin: 0; }
[data-site-navigation] .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
[data-site-navigation] .nav__lang label:has(input:focus-visible) { outline: 2px solid var(--ink); outline-offset: 3px; }
[data-site-navigation] .nav__theme { order: initial; display: inline-grid; place-items: center; flex: 0 0 44px; width: 44px; height: 44px; padding: 10px; border: 0; border-radius: 8px; background: transparent; color: var(--ink-soft); cursor: pointer; }
[data-site-navigation] .nav__theme[hidden] { display: none; }
[data-site-navigation] .nav__theme:hover { background: var(--paper-2); color: var(--ink); }
[data-site-navigation] .nav__theme svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
[data-site-navigation] .nav__theme-sun { display: none; }
html[data-theme="dark"] [data-site-navigation] .nav__theme-moon { display: none; }
html[data-theme="dark"] [data-site-navigation] .nav__theme-sun { display: block; }
[data-site-navigation] .nav__menu { order: initial; position: relative; display: none; margin: 0; }
[data-site-navigation] .nav__menu-toggle { display: grid; place-items: center; width: 44px; height: 44px; padding: 10px; border: 0; border-radius: 8px; background: transparent; color: var(--ink-soft); cursor: pointer; list-style: none; }
[data-site-navigation] .nav__menu-toggle::-webkit-details-marker { display: none; }
[data-site-navigation] .nav__menu-icon { display: grid; gap: 4px; width: 18px; }
[data-site-navigation] .nav__menu-icon i { display: block; width: 18px; height: 1.5px; background: currentColor; }
[data-site-navigation] .nav__menu-label { display: none; }
[data-site-navigation] .nav__menu-panel { position: absolute; right: 0; top: calc(100% + 8px); z-index: 50; width: min(280px, calc(100vw - 32px)); padding: 8px; border: 1px solid var(--rule); border-radius: 10px; background: var(--paper); box-shadow: 0 8px 24px #00000012; }
[data-site-navigation] .nav__menu-panel a { display: flex; align-items: center; justify-content: space-between; min-height: 44px; padding: 10px 12px; border-radius: 6px; color: var(--ink); font: 500 14px "Instrument Sans", system-ui, sans-serif; text-decoration: none; }
[data-site-navigation] .nav__menu-panel a:hover { background: var(--paper-2); }
[data-site-navigation] :is(a, button, summary):focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
@media (max-width: 760px) {
  [data-site-navigation] { gap: 8px; padding-inline: 16px; }
  [data-site-navigation] .nav__right { justify-content: flex-end; gap: 4px; }
  [data-site-navigation] .nav__research { display: none; }
  [data-site-navigation] .nav__menu { display: block; }
  [data-site-navigation] :is(.nav__brand, .presentation-brand) { gap: 6px; font-size: 20px; }
  [data-site-navigation] :is(.nav__mark, .presentation-brand img) { width: 26px; }
}
@media print { [data-site-navigation] { display: none; } }

[data-site-navigation] .nav__menu-toggle:hover { background: var(--paper-2); color: var(--ink); }