/* masthead-nav - tokens only, selectors prefixed. The menu inside
   .masthead-nav-links is styled by structure - ul, li, a - so the list the
   platform generates for {{menu.navigation}} and a list written by hand take
   the same rules. */

/* Each ground names its own inks, and every rule below reads the pair rather
   than a token, so nothing here knows which ground it is on. */
.masthead-nav--plain {
  --masthead-nav-ground: var(--color-bg);
  --masthead-nav-ink: var(--color-text);
  --masthead-nav-edge: var(--color-rule);
  --masthead-nav-cta-face: var(--color-primary);
  --masthead-nav-cta-ink: var(--color-on-primary);
  --masthead-nav-panel-face: var(--color-surface);
  --masthead-nav-panel-ink: var(--color-text);
  --masthead-nav-ring: var(--color-focus);
}
.masthead-nav--soft {
  --masthead-nav-ground: var(--color-surface-soft);
  --masthead-nav-ink: var(--color-text);
  --masthead-nav-edge: var(--color-rule);
  --masthead-nav-cta-face: var(--color-primary);
  --masthead-nav-cta-ink: var(--color-on-primary);
  --masthead-nav-panel-face: var(--color-surface);
  --masthead-nav-panel-ink: var(--color-text);
  --masthead-nav-ring: var(--color-focus);
}
.masthead-nav--brand {
  --masthead-nav-ground: var(--color-primary);
  --masthead-nav-ink: var(--color-on-primary);
  --masthead-nav-edge: color-mix(in srgb, var(--color-on-primary) 35%, transparent);
  --masthead-nav-cta-face: var(--color-on-primary);
  --masthead-nav-cta-ink: var(--color-primary);
  --masthead-nav-panel-face: var(--color-primary);
  --masthead-nav-panel-ink: var(--color-on-primary);
  --masthead-nav-ring: var(--color-on-primary);
}

/* ---- the bar ---- */
/* One number for every tap target here, and for the room the drawer keeps.
   Clipped sideways, never scrolled: a faded submenu is laid out where it
   will open, and one past the edge would otherwise widen the page. */
.masthead-nav {
  --masthead-nav-tap: 2.75rem;
  background: var(--masthead-nav-ground);
  color: var(--masthead-nav-ink);
  border-block-end: 1px solid var(--masthead-nav-edge);
  overflow-x: clip;
}
/* edge: every rung keeps the 1px border and changes only what paints it, so
   the bar is the same height on all three and --page-header-height holds. */
.masthead-nav--rule {
  border-block-end-color: var(--masthead-nav-edge);
}
.masthead-nav--shadow {
  border-block-end-color: transparent;
  box-shadow: var(--card-shadow);
}
.masthead-nav--flush {
  border-block-end-color: transparent;
}
.masthead-nav--static {
  position: static;
}
/* The z-index orders the drawer's scrim, panel and button against each other
   rather than against the page. `sticky` is no containing block for a fixed
   child, so the drawer still pins to the viewport. */
.masthead-nav--pinned,
.masthead-nav--compact {
  position: sticky;
  inset-block-start: 0;
  z-index: 40;
}
/* The containing block for the small-screen menu and for the controls when
   they are parked in the corner on --centred. */
.masthead-nav-inner {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-3) var(--space-4);
}
.masthead-nav-mark {
  display: flex;
  align-items: center;
  flex: 0 1 auto;
  min-width: 0;
  margin-inline-end: auto;
}
/* The set height is the floor: `height: auto` under a `max-height` alone
   resolves a viewBox-only SVG to 0x0. object-fit stops the cap distorting it. */
.masthead-nav-logo {
  display: block;
  width: auto;
  height: var(--logo-height, 2.75rem);
  max-width: 100%;
  object-fit: contain;
}
/* mark: how the brand mark meets the ground behind it. */
.masthead-nav--direct .masthead-nav-mark {
  padding: 0;
}
.masthead-nav--plate .masthead-nav-mark {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--card-radius);
  background: var(--color-bg);
}
.masthead-nav--mono .masthead-nav-logo {
  filter: brightness(0) invert(1);
}

/* ---- the small-screen disclosure ---- */
.masthead-nav-disclosure {
  flex: 0 0 auto;
}
.masthead-nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: var(--masthead-nav-tap);
  padding-inline: var(--space-3);
  border: 1px solid var(--masthead-nav-edge);
  border-radius: var(--btn-radius);
  color: var(--masthead-nav-ink);
  font-family: var(--font-heading);
  font-size: calc(0.9375rem * var(--type-scale, 1));
  font-weight: var(--weight-display, 700);
  cursor: pointer;
  /* Both lines are needed to drop the default triangle. */
  list-style: none;
}
.masthead-nav-toggle::-webkit-details-marker {
  display: none;
}
/* Three bars: the element is the middle one, the pseudo-elements the others.
   The fold into a cross is a state change, so reduced motion keeps it. */
.masthead-nav-toggle-icon {
  position: relative;
  flex: 0 0 auto;
  width: 1rem;
  height: 2px;
  background: currentColor;
}
.masthead-nav-toggle-icon::before,
.masthead-nav-toggle-icon::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  height: 2px;
  background: currentColor;
}
.masthead-nav-toggle-icon::before {
  top: -5px;
}
.masthead-nav-toggle-icon::after {
  top: 5px;
}
.masthead-nav-disclosure[open] .masthead-nav-toggle-icon {
  background: transparent;
}
.masthead-nav-disclosure[open] .masthead-nav-toggle-icon::before {
  top: 0;
  transform: rotate(45deg);
}
.masthead-nav-disclosure[open] .masthead-nav-toggle-icon::after {
  top: 0;
  transform: rotate(-45deg);
}
/* toggle=icon: the word leaves the box, never the accessibility tree - never
   display: none. With no word in it the box needs a square floor. */
.masthead-nav--icon .masthead-nav-toggle {
  justify-content: center;
  min-width: var(--masthead-nav-tap);
}
.masthead-nav--icon .masthead-nav-toggle-text {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

/* ---- the menu: whatever list sits inside the nav landmark ---- */
.masthead-nav-links ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}
.masthead-nav-links li {
  margin: 0;
}
.masthead-nav-links a,
.masthead-nav-links button {
  display: flex;
  align-items: center;
  min-height: var(--masthead-nav-tap);
  margin: 0;
  padding: var(--space-2) 0;
  border: 0;
  background: none;
  color: inherit;
  font-family: var(--font-heading);
  font-size: calc(1rem * var(--type-scale, 1));
  font-weight: var(--weight-display, 700);
  text-align: start;
  text-decoration: none;
  cursor: pointer;
}
.masthead-nav-links a[href]:hover,
.masthead-nav-links button:hover {
  text-decoration: underline;
  text-underline-offset: 0.3em;
}
/* A parent with children and no URL of its own arrives as an <a> with no
   href. It is a label, not a link, so it must not offer a pointer. */
.masthead-nav-links li:has(> ul) > a:not([href]) {
  cursor: default;
}
.masthead-nav-links ul ul {
  padding-inline-start: var(--space-4);
  border-inline-start: 1px solid var(--masthead-nav-edge);
}
.masthead-nav-links ul ul a,
.masthead-nav-links ul ul button {
  font-size: calc(0.9375rem * var(--type-scale, 1));
  font-weight: 500;
}

/* ---- the tray: the menu and the controls, both inside the disclosure ---- */
/* No `display` here: one would force the tray open on --panel, which opens
   and shuts natively. Each rung turns it on where it wants it laid out. */
.masthead-nav-tray {
  flex-direction: column;
  gap: var(--space-4);
}

/* ---- login and join ---- */
.masthead-nav-controls {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.masthead-nav-login {
  display: flex;
  align-items: center;
  color: inherit;
  font-family: var(--font-heading);
  font-size: calc(0.9375rem * var(--type-scale, 1));
  font-weight: var(--weight-display, 700);
  text-decoration: none;
  padding-block: var(--space-2);
}
.masthead-nav-login:hover {
  text-decoration: underline;
  text-underline-offset: 0.3em;
}
.masthead-nav-join {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
  min-height: var(--masthead-nav-tap);
  padding-inline: var(--space-5);
  border-radius: var(--btn-radius);
  background: var(--masthead-nav-cta-face);
  color: var(--masthead-nav-cta-ink);
  font-family: var(--font-heading);
  font-size: calc(0.9375rem * var(--type-scale, 1));
  font-weight: var(--weight-display, 700);
  text-decoration: none;
}
.masthead-nav-join:hover {
  text-decoration: underline;
  text-underline-offset: 0.2em;
}
/* The ring is the ground's own, so one rule is right on all three. */
.masthead-nav a:focus-visible,
.masthead-nav button:focus-visible,
.masthead-nav summary:focus-visible {
  outline: 3px solid var(--masthead-nav-ring);
  outline-offset: 2px;
}

/* ---- small screens ---- */
@media (width < 60rem) {
  /* A wide wordmark at --logo-height is most of a phone across. Without this
     cap it takes the whole row and pushes the menu button onto a second one. */
  .masthead-nav-mark {
    max-width: 45%;
    min-width: var(--masthead-nav-tap);
    min-height: var(--masthead-nav-tap);
  }
  /* A button with no word in it is one tap target wide, so the mark may
     take the rest of the row. --row has no button and keeps the 45%. */
  .masthead-nav--drawer.masthead-nav--icon .masthead-nav-mark,
  .masthead-nav--panel.masthead-nav--icon .masthead-nav-mark {
    max-width: calc(100% - var(--masthead-nav-tap) - var(--space-3));
  }
  /* A long label ellipsises; border-box holds the padding inside the cap. */
  .masthead-nav-toggle {
    box-sizing: border-box;
    max-width: 100%;
  }
  .masthead-nav--labelled .masthead-nav-toggle-text {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  /* One button, two words, and only ever one of them in the box. */
  .masthead-nav-toggle-text--close {
    display: none;
  }
  .masthead-nav-disclosure[open] .masthead-nav-toggle-text {
    display: none;
  }
  .masthead-nav-disclosure[open] .masthead-nav-toggle-text--close {
    display: inline;
  }
  /* The controls lead the sheet, and follow the menu in the markup so the
     bar is read in the order it is drawn. --row has no sheet and is left. */
  .masthead-nav--drawer .masthead-nav-controls,
  .masthead-nav--panel .masthead-nav-controls {
    order: -1;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3);
  }
  /* A row in a menu here, not a word in the bar: it takes a menu target. */
  .masthead-nav-login {
    min-height: var(--masthead-nav-tap);
  }
  /* menu-side moves the button, and the drawer it opens, to the same edge.
     Scoped to the rungs that HAVE a button: on --row the disclosure is the
     whole menu, so ordering it puts the navigation above the brand. */
  .masthead-nav--drawer.masthead-nav--side-end .masthead-nav-disclosure,
  .masthead-nav--panel.masthead-nav--side-end .masthead-nav-disclosure {
    order: 0;
  }
  .masthead-nav--drawer.masthead-nav--side-start .masthead-nav-disclosure,
  .masthead-nav--panel.masthead-nav--side-start .masthead-nav-disclosure {
    order: -1;
  }
  /* No start margin: 45% and 55% add up exactly, so anything added breaks
     the line and drops the mark to a second row. */
  .masthead-nav--side-start .masthead-nav-mark {
    margin-inline-end: auto;
  }
  /* A join control stretched over a tablet is a bar, not a button. */
  /* Definite, not max-width: an auto margin here cancels the stretch. */
  .masthead-nav--panel .masthead-nav-controls {
    width: min(20rem, 100%);
  }
  .masthead-nav--panel.masthead-nav--menu-end .masthead-nav-controls {
    align-self: flex-end;
  }
}

/* menu=drawer: a panel fixed to the inline-end edge, over a dimmed page. */
@media (width < 60rem) {
  /* The drawer is fixed to the viewport and the button that shuts it is not,
     so a scroll parts them and leaves an open menu with no way out. Pinned on
     both sticky rungs: this is not the sticky axis and does not fold into it. */
  .masthead-nav--drawer:has(.masthead-nav-disclosure[open]) {
    position: sticky;
    inset-block-start: 0;
    z-index: 40;
  }
  /* 45% for the mark and the rest for the button, gap included, so the two
     share one row: flexbox breaks lines before it shrinks anything. */
  .masthead-nav--drawer .masthead-nav-disclosure {
    max-width: calc(55% - var(--space-3));
  }
  /* Laid out open or shut, so it has somewhere to slide FROM. Engines hide a
     closed <details> two ways, one unreachable from the child, so both are
     needed. `visibility` keeps it out of the tab order - never use opacity. */
  .masthead-nav--drawer .masthead-nav-tray {
    display: flex;
  }
  .masthead-nav--drawer .masthead-nav-disclosure::details-content {
    content-visibility: visible;
    block-size: auto;
  }
  .masthead-nav--drawer .masthead-nav-tray {
    position: fixed;
    inset-block: 0;
    z-index: 41;
    width: min(20rem, 82vw);
    overflow-y: auto;
    overscroll-behavior: contain;
    /* Block-start padding is the header's first row, computed - the button
       sits on the drawer, so anything less puts it over the first item. */
    padding: calc(var(--space-3)
                  + max(var(--masthead-nav-tap), var(--logo-height, 2.75rem))
                  + var(--space-4))
             var(--space-4) var(--space-6);
    background: var(--masthead-nav-panel-face);
    color: var(--masthead-nav-panel-ink);
    box-shadow: var(--card-shadow);
    visibility: hidden;
  }
  /* `translate` is the one place a logical property cannot carry the meaning,
     so each side states its own, and its own :dir(rtl). */
  .masthead-nav--drawer.masthead-nav--side-end .masthead-nav-tray {
    inset-inline-end: 0;
    border-inline-start: 1px solid var(--masthead-nav-edge);
    translate: 100% 0;
  }
  .masthead-nav--drawer.masthead-nav--side-end .masthead-nav-tray:dir(rtl) {
    translate: -100% 0;
  }
  .masthead-nav--drawer.masthead-nav--side-start .masthead-nav-tray {
    inset-inline-start: 0;
    border-inline-end: 1px solid var(--masthead-nav-edge);
    translate: -100% 0;
  }
  .masthead-nav--drawer.masthead-nav--side-start .masthead-nav-tray:dir(rtl) {
    translate: 100% 0;
  }
  .masthead-nav--drawer .masthead-nav-disclosure[open] .masthead-nav-tray {
    visibility: visible;
    translate: none;
  }
  /* The backdrop belongs to the disclosure: in the panel it would be inside
     the box it has to sit behind. */
  .masthead-nav--drawer .masthead-nav-disclosure::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 40;
    background: color-mix(in srgb, var(--color-scrim) 62%, transparent);
    visibility: hidden;
    opacity: 0;
  }
  .masthead-nav--drawer .masthead-nav-disclosure[open]::before {
    visibility: visible;
    opacity: 1;
  }
  /* The button stays where it was pressed, above both the backdrop and the
     panel. The panel's block-start padding keeps the first item out of it. */
  .masthead-nav--drawer .masthead-nav-disclosure[open] .masthead-nav-toggle {
    position: relative;
    z-index: 42;
  }
}

/* menu=panel: the menu drops out of the button, over what is below. */
@media (width < 60rem) {
  /* A shut <details> contains its own layout, so this sheet is laid out
     against the button until it opens - `visibility` keeps that box out. */
  .masthead-nav--panel .masthead-nav-tray {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    z-index: 20;
    max-height: 70svh;
    overflow-y: auto;
    padding: var(--space-4);
    background: var(--masthead-nav-ground);
    border-block-end: 1px solid var(--masthead-nav-edge);
    box-shadow: var(--card-shadow);
    visibility: hidden;
  }
  /* Scoped to [open], unlike the drawer's: this sheet does not slide, and a
     `display` that applied while shut would hold it open. */
  .masthead-nav--panel .masthead-nav-disclosure[open] .masthead-nav-tray {
    display: flex;
    visibility: visible;
  }
}

/* ---- menu=row: no button, the menu is a scrolling row beside the mark ---- */
@media (width < 60rem) {
  .masthead-nav--row .masthead-nav-toggle {
    display: none;
  }
  /* Both declarations open the panel: engines hide a closed <details> in two
     different ways, and one of them cannot be reached from the child. */
  .masthead-nav--row .masthead-nav-tray {
    display: flex;
  }
  .masthead-nav--row .masthead-nav-disclosure::details-content {
    content-visibility: visible;
    block-size: auto;
  }
  .masthead-nav--row .masthead-nav-mark {
    margin-inline-end: 0;
  }
  .masthead-nav--row .masthead-nav-disclosure {
    flex: 1 1 auto;
    min-width: 0;
  }
  .masthead-nav--row .masthead-nav-tray {
    gap: var(--space-2);
  }
  .masthead-nav--row .masthead-nav-links {
    min-width: 0;
  }
  .masthead-nav--row .masthead-nav-join {
    flex: 0 1 auto;
  }
  .masthead-nav--row .masthead-nav-links > ul {
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    gap: var(--space-4);
    overflow-x: auto;
  }
  .masthead-nav--row .masthead-nav-links > ul > li {
    flex: 0 0 auto;
  }
  /* One row, so a submenu cannot nest under its parent; its children run on
     beside it instead. */
  .masthead-nav--row .masthead-nav-links li:has(> ul) {
    display: flex;
    align-items: center;
    gap: var(--space-4);
  }
  .masthead-nav--row .masthead-nav-links ul ul {
    flex-direction: row;
    gap: var(--space-4);
    padding-inline-start: var(--space-4);
  }
}

/* ---- wide screens: the menu is always open and sits in the bar ---- */
@media (min-width: 60rem) {
  .masthead-nav-toggle {
    display: none;
  }
  /* Both declarations open the panel: engines hide a closed <details> in two
     different ways, and one of them cannot be reached from the child. */
  .masthead-nav-tray {
    display: flex;
  }
  .masthead-nav-disclosure::details-content {
    content-visibility: visible;
    block-size: auto;
  }
  .masthead-nav-tray {
    flex-direction: row;
    align-items: center;
    gap: var(--space-6);
  }
  .masthead-nav-links {
    flex: 1 1 auto;
    min-width: 0;
  }
  .masthead-nav-inner {
    flex-wrap: nowrap;
    gap: var(--space-6);
    padding-block: var(--space-4);
  }
  /* The mark must not shrink here: the logo is sized from its height at this
     width, so a shrinking box would let the image spill over the first menu
     item instead of taking room from it. */
  .masthead-nav-mark {
    flex: 0 0 auto;
  }
  .masthead-nav-logo {
    max-width: none;
  }
  .masthead-nav-disclosure {
    flex: 1 1 auto;
    min-width: 0;
  }
  .masthead-nav-controls {
    flex: 0 0 auto;
  }
  .masthead-nav-join {
    flex: 0 0 auto;
  }
  .masthead-nav-links > ul {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2) var(--space-5);
  }
  .masthead-nav-links > ul > li {
    position: relative;
  }
  .masthead-nav-links > ul > li > a,
  .masthead-nav-links > ul > li > button {
    min-height: 0;
    white-space: nowrap;
  }
  /* Faded rather than removed: a submenu taken out of the layout cannot be
     focused, so a keyboard could never open it. */
  .masthead-nav-links ul ul {
    position: absolute;
    top: 100%;
    inset-inline-start: 0;
    z-index: 30;
    min-width: 12rem;
    padding: var(--space-2);
    border: var(--card-border);
    border-inline-start: var(--card-border);
    border-radius: var(--card-radius);
    background: var(--masthead-nav-panel-face);
    color: var(--masthead-nav-panel-ink);
    box-shadow: var(--card-shadow);
    opacity: 0;
    pointer-events: none;
  }
  .masthead-nav-links > ul > li:hover > ul,
  .masthead-nav-links > ul > li:focus-within > ul {
    opacity: 1;
    pointer-events: auto;
  }
  /* The last two items sit nearest the edge, so their panels hang from
     their end edge instead. */
  .masthead-nav-links > ul > li:nth-last-child(-n + 2) > ul {
    inset-inline-start: auto;
    inset-inline-end: 0;
  }
  .masthead-nav-links ul ul a,
  .masthead-nav-links ul ul button {
    min-height: var(--masthead-nav-tap);
    padding-inline: var(--space-2);
  }
  /* A third level sits inside its parent's panel rather than beside it. */
  .masthead-nav-links ul ul ul {
    position: static;
    min-width: 0;
    padding: 0 0 0 var(--space-3);
    border: 0;
    border-inline-start: 1px solid var(--masthead-nav-edge);
    border-radius: 0;
    box-shadow: none;
    opacity: 1;
    pointer-events: auto;
  }
  /* A chevron marks the items that carry children. */
  .masthead-nav-links > ul > li:has(> ul) > a::after,
  .masthead-nav-links > ul > li:has(> ul) > button::after {
    content: "";
    display: inline-block;
    width: 0.4em;
    height: 0.4em;
    margin-inline-start: var(--space-2);
    border-inline-end: 2px solid currentColor;
    border-block-end: 2px solid currentColor;
    transform: translateY(-0.15em) rotate(45deg);
  }

  /* overflow: what happens to items that do not fit the row. */
  .masthead-nav--wrap .masthead-nav-links > ul {
    flex-wrap: wrap;
  }
  /* --more folds the items past the room into a last item the behaviour
     library builds. Without the library this rung is --wrap, so the property
     below is the whole switch. */
  .masthead-nav--more .masthead-nav-links > ul {
    --hub-overflow: more;
  }
  .masthead-nav--scroll .masthead-nav-links > ul {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    padding: var(--space-2) var(--space-3);
    mask-image: linear-gradient(to right, transparent, currentColor var(--space-3),
                                currentColor calc(100% - var(--space-3)), transparent);
  }
  .masthead-nav--scroll .masthead-nav-links > ul::-webkit-scrollbar {
    display: none;
  }
  .masthead-nav--scroll .masthead-nav-links > ul > li {
    flex: 0 0 auto;
  }
  /* A scrolling row clips anything that pops out of it, so its submenus run
     on beside their parent instead. */
  .masthead-nav--scroll .masthead-nav-links > ul > li:has(> ul) {
    display: flex;
    align-items: center;
    gap: var(--space-4);
  }
  .masthead-nav--scroll .masthead-nav-links ul ul {
    position: static;
    flex-direction: row;
    min-width: 0;
    padding: 0 0 0 var(--space-3);
    border: 0;
    border-inline-start: 1px solid var(--masthead-nav-edge);
    border-radius: 0;
    background: none;
    color: inherit;
    box-shadow: none;
    opacity: 1;
    pointer-events: auto;
  }
  .masthead-nav--scroll .masthead-nav-links > ul > li:has(> ul) > a::after,
  .masthead-nav--scroll .masthead-nav-links > ul > li:has(> ul) > button::after {
    content: none;
  }

  /* submenu: --dropdown is the panel under its own item, above. --mega is one
     panel the width of the bar, its items in columns. */
  .masthead-nav--dropdown .masthead-nav-links > ul > li {
    position: relative;
  }
  .masthead-nav--mega .masthead-nav-links > ul > li {
    position: static;
  }
  .masthead-nav--mega .masthead-nav-links > ul > li > ul {
    display: block;
    inset-inline: 0;
    min-width: 0;
    padding: var(--space-5) var(--space-6);
    border-radius: 0 0 var(--card-radius) var(--card-radius);
    columns: 12rem;
    column-gap: var(--space-6);
  }
  .masthead-nav--mega .masthead-nav-links > ul > li > ul > li {
    break-inside: avoid;
  }
  .masthead-nav--mega .masthead-nav-links > ul > li > ul a,
  .masthead-nav--mega .masthead-nav-links > ul > li > ul button {
    padding-inline: 0;
  }

  /* layout=inline - mark, menu, controls, one row. */
  .masthead-nav--inline .masthead-nav-inner {
    justify-content: space-between;
  }
  .masthead-nav--inline .masthead-nav-links > ul {
    justify-content: flex-start;
  }

  /* layout=centred - mark on its own line, menu centred under it, controls
     parked in the corner so the mark stays optically centred. */
  .masthead-nav--centred .masthead-nav-inner {
    flex-wrap: wrap;
    gap: var(--space-3);
    padding-block: var(--space-5);
  }
  .masthead-nav--centred .masthead-nav-mark {
    margin-inline: auto;
  }
  .masthead-nav--centred .masthead-nav-disclosure {
    flex: 1 0 100%;
  }
  /* Centred by auto margins on the end items, not justify-content: a row
     wider than its box centres by pushing its first items off the left edge,
     where no scroll can reach them. */
  .masthead-nav--centred .masthead-nav-links > ul > li:first-child {
    margin-inline-start: auto;
  }
  .masthead-nav--centred .masthead-nav-links > ul > li:last-child {
    margin-inline-end: auto;
  }
  .masthead-nav--centred .masthead-nav-controls {
    position: absolute;
    inset-block-start: var(--space-5);
    inset-inline-end: var(--space-4);
  }

  /* Last in the block on purpose: it has to outrank --centred's taller
     padding, and the two selectors weigh the same. */
  .masthead-nav--pinned .masthead-nav-inner,
  .masthead-nav--compact .masthead-nav-inner {
    padding-block: var(--space-3);
  }
  .masthead-nav--pinned.masthead-nav--centred .masthead-nav-controls,
  .masthead-nav--compact.masthead-nav--centred .masthead-nav-controls {
    inset-block-start: var(--space-3);
  }
}

/* sticky=compact: once the page has scrolled, the bar tightens and the mark
   comes down a fifth. The behaviour library sets the attribute. */
.masthead-nav--compact[data-hub-shrink="scrolled"] .masthead-nav-inner {
  padding-block: var(--space-2);
}
.masthead-nav--compact[data-hub-shrink="scrolled"] .masthead-nav-logo {
  height: calc(var(--logo-height, 2.75rem) * 0.8);
}

/* ---- nav=minimal: no menu, the mark and the controls at every width ---- */
.masthead-nav--full .masthead-nav-links {
  display: block;
}
.masthead-nav--minimal .masthead-nav-links {
  display: none;
}
.masthead-nav--minimal .masthead-nav-tray {
  justify-content: flex-end;
}
/* These outweigh the menu rungs' rules, which name two classes and the
   tray: this rung has no sheet to slide, drop or scroll. */
@media (width < 60rem) {
  .masthead-nav--minimal .masthead-nav-toggle {
    display: none;
  }
  .masthead-nav--minimal .masthead-nav-inner .masthead-nav-disclosure {
    order: 0;
    flex: 0 0 auto;
    max-width: none;
  }
  .masthead-nav--minimal .masthead-nav-inner .masthead-nav-disclosure::details-content {
    content-visibility: visible;
    block-size: auto;
  }
  .masthead-nav--minimal .masthead-nav-inner .masthead-nav-disclosure::before {
    content: none;
  }
  .masthead-nav--minimal .masthead-nav-disclosure .masthead-nav-tray {
    display: flex;
    position: static;
    width: auto;
    max-height: none;
    padding: 0;
    border: 0;
    background: none;
    box-shadow: none;
    visibility: visible;
    translate: none;
  }
  .masthead-nav--minimal .masthead-nav-controls {
    order: 0;
    width: auto;
    flex-direction: row;
    align-items: center;
  }
  /* The join control is the point of a page with no menu; the login link
     returns above 60rem. */
  .masthead-nav--minimal .masthead-nav-login {
    display: none;
  }
}

/* ---- menu-align: which edge the small-screen menu is set against ----
   Below 60rem only: above it `layout` already decides where the menu sits. */
@media (width < 60rem) {
  .masthead-nav--menu-start .masthead-nav-tray {
    text-align: start;
  }
  .masthead-nav--menu-start .masthead-nav-links a,
  .masthead-nav--menu-start .masthead-nav-links button,
  .masthead-nav--menu-start .masthead-nav-login {
    justify-content: flex-start;
  }
  .masthead-nav--menu-centre .masthead-nav-tray {
    text-align: center;
  }
  .masthead-nav--menu-centre .masthead-nav-links a,
  .masthead-nav--menu-centre .masthead-nav-links button,
  .masthead-nav--menu-centre .masthead-nav-login {
    justify-content: center;
  }
  .masthead-nav--menu-centre .masthead-nav-links ul ul {
    align-items: center;
    padding-inline: 0;
    border-inline: none;
  }
  .masthead-nav--menu-end .masthead-nav-tray {
    text-align: end;
  }
  .masthead-nav--menu-end .masthead-nav-links a,
  .masthead-nav--menu-end .masthead-nav-links button,
  .masthead-nav--menu-end .masthead-nav-login {
    justify-content: flex-end;
  }
  /* The rule moves with the items, or it is left down the empty side. */
  .masthead-nav--menu-end .masthead-nav-links ul ul {
    align-items: flex-end;
    padding-inline: 0 var(--space-4);
    border-inline: none;
    border-inline-end: 1px solid var(--masthead-nav-edge);
  }
}

/* No easing keyword follows --transition-fast below: brands ship that token
   with an easing in it, and a second keyword makes the declaration invalid. */
@media (prefers-reduced-motion: no-preference) {
  .masthead-nav-toggle-icon,
  .masthead-nav-toggle-icon::before,
  .masthead-nav-toggle-icon::after {
    transition: transform var(--transition-fast),
                background var(--transition-fast),
                top var(--transition-fast);
  }
  .masthead-nav-links ul ul {
    transition: opacity var(--transition-fast);
  }
  /* `visibility` is in the list so the panel stays on screen while it leaves. */
  .masthead-nav--drawer .masthead-nav-tray {
    transition: translate var(--transition-fast),
                visibility var(--transition-fast);
  }
  .masthead-nav--drawer .masthead-nav-disclosure::before {
    transition: opacity var(--transition-fast),
                visibility var(--transition-fast);
  }
  .masthead-nav--compact .masthead-nav-inner {
    transition: padding var(--transition-fast);
  }
  .masthead-nav--compact .masthead-nav-logo {
    transition: height var(--transition-fast);
  }
}
/* Belt and braces if a brand reintroduces a transition on these. */
@media (prefers-reduced-motion: reduce) {
  .masthead-nav-toggle-icon,
  .masthead-nav-toggle-icon::before,
  .masthead-nav-toggle-icon::after {
    transition: none;
  }
  .masthead-nav-links ul ul {
    transition: none;
  }
  .masthead-nav--drawer .masthead-nav-tray,
  .masthead-nav--drawer .masthead-nav-disclosure::before,
  .masthead-nav--compact .masthead-nav-inner,
  .masthead-nav--compact .masthead-nav-logo {
    transition: none;
  }
}
/* crumb-trail v1 - tokens only, selectors prefixed */
.crumb-trail {
  box-sizing: border-box;
  margin-inline: auto;
  padding-block: var(--space-3) var(--space-2);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-text-soft);
}
.crumb-trail--page {
  width: min(100% - 2 * var(--space-4), var(--container-max));
}
/* 52rem is the article column, held by the article masthead, the contents
   list and the author block. Any other number puts a second left edge on
   the page. */
.crumb-trail--column {
  width: min(100% - 2 * var(--space-4), 52rem);
}
.crumb-trail-link {
  color: var(--color-text-soft);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}
.crumb-trail-link:hover {
  color: var(--color-text);
}
.crumb-trail-link:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}
.crumb-trail-separator {
  color: var(--color-text-soft);
}
.crumb-trail-current {
  color: var(--color-text);
  font-weight: 600;
}
/* article-masthead v2 - tokens only, selectors prefixed */
.article-masthead {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: min(100% - 2 * var(--space-4), 52rem);
  margin-inline: auto;
  margin-block-end: var(--space-8);
  padding-block-start: var(--space-8);
  /* The title below is set in --color-heading, which the contract guarantees
     against --color-bg and against nothing else. Keep this ground. */
  background: var(--color-bg);
}
/* align-items: flex-start above keeps the text left, so the two rule-bearing
   rows need width: 100% to reach the full measure. Dropping either one pulls
   its hairline in to the width of its own words. */
.article-masthead-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1) var(--space-2);
  width: 100%;
  margin: 0 0 var(--space-5);
  padding-block-end: var(--space-4);
  border-block-end: 1px solid var(--color-rule);
}
.article-masthead-item {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.4;
  text-transform: uppercase;
}
.article-masthead-tag {
  color: var(--color-text);
  font-weight: 700;
}
.article-masthead-sep {
  color: var(--color-text-soft);
  line-height: 1;
  user-select: none;
}
.article-masthead-title {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  font-size: calc(clamp(2rem, 4vw, 3.5rem) * var(--type-scale, 1));
  font-weight: var(--weight-display, 700);
  letter-spacing: calc(-0.02em + var(--heading-tracking, 0) * 1em);
  line-height: calc(1.08 * var(--heading-leading, 1));
  color: var(--color-heading);
  text-wrap: balance;
}
/* The lede is held to a shorter measure than the title on purpose. The two
   are not meant to match, and matching them flattens the block. */
.article-masthead-lede {
  max-width: 42ch;
  margin: 0 0 var(--space-6);
  color: var(--color-text-soft);
  font-size: clamp(1rem, 1.2vw, 1.1875rem);
  font-weight: 500;
  line-height: 1.55;
}
.article-masthead-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  margin-block-start: var(--space-2);
  padding-block-start: var(--space-5);
  border-block-start: 1px solid var(--color-rule);
}
.article-masthead-avatar {
  flex: 0 0 auto;
  display: block;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  object-fit: cover;
}
.article-masthead-author-meta {
  min-width: 0;
}
.article-masthead-byline,
.article-masthead-role {
  margin: 0;
  line-height: 1.3;
}
.article-masthead-byline {
  color: var(--color-text);
  font-size: 0.9375rem;
  font-weight: 700;
}
.article-masthead-role {
  color: var(--color-text-soft);
  font-size: 0.8125rem;
  font-weight: 500;
}
@media (min-width: 48rem) {
  .article-masthead-title {
    letter-spacing: calc(-0.025em + var(--heading-tracking, 0) * 1em);
  }
}
/* key-takeaways v1 - tokens only, selectors prefixed */
.key-takeaways {
  --key-takeaways-measure: 68ch;
  box-sizing: border-box;
  width: min(100% - 2 * var(--space-4), var(--key-takeaways-measure));
  margin-block: var(--space-6);
  margin-inline: auto;
  padding: var(--space-5);
  background: var(--color-surface-soft);
  border: var(--card-border);
  border-radius: var(--card-radius);
  color: var(--color-text);
  /* The body size the article column is set in: the measure above is in ch,
     so it resolves against this and lands on the same column. */
  font-size: 1.0625rem;
  line-height: 1.6;
}
.key-takeaways-heading {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  font-size: calc(1rem * var(--type-scale, 1));
  font-weight: var(--weight-display, 700);
  letter-spacing: calc(0.06em + var(--heading-tracking, 0) * 1em);
  line-height: calc(1.3 * var(--heading-leading, 1));
  text-transform: uppercase;
  /* --color-text: the block paints a surface, and the label is small. */
  color: var(--color-text);
}
.key-takeaways-list {
  margin: 0;
  padding-inline-start: var(--space-5);
}
.key-takeaways-point {
  margin: 0 0 var(--space-3);
}
.key-takeaways-point:last-child {
  margin-bottom: 0;
}
.key-takeaways-point::marker {
  color: var(--color-text-soft);
}
/* prose-column v1 - tokens only, selectors prefixed */
.prose-column {
  --prose-column-measure: 68ch;
  width: min(100% - 2 * var(--space-4), var(--prose-column-measure));
  margin-inline: auto;
  padding-block: var(--space-6);
  color: var(--color-text);
  font-size: 1.0625rem;
  line-height: 1.7;
}
.prose-column > :first-child {
  margin-top: 0;
}
.prose-column > :last-child {
  margin-bottom: 0;
}
.prose-column p {
  margin: 0 0 var(--space-5);
}
.prose-column h2,
.prose-column h3 {
  font-family: var(--font-heading);
  letter-spacing: calc(-0.02em + var(--heading-tracking, 0) * 1em);
  line-height: calc(1.2 * var(--heading-leading, 1));
  text-wrap: balance;
}
/* --color-heading on an h2 only: the clamp floor is 28px, above the size the
   token is promised at, and the column paints no ground of its own. */
.prose-column h2 {
  color: var(--color-heading);
  font-size: calc(clamp(1.75rem, 3vw, 2.25rem) * var(--type-scale, 1));
  font-weight: var(--weight-display, 700);
  margin: var(--space-8) 0 var(--space-4);
}
/* h3 is under the size the heading token covers, so it takes the body ink. */
.prose-column h3 {
  color: var(--color-text);
  font-size: calc(1.25rem * var(--type-scale, 1));
  font-weight: var(--weight-display, 700);
  margin: var(--space-6) 0 var(--space-3);
}
.prose-column ul,
.prose-column ol {
  margin: 0 0 var(--space-5);
  padding-inline-start: var(--space-6);
}
.prose-column li {
  margin-bottom: var(--space-2);
}
.prose-column li::marker {
  color: var(--color-text-soft);
}
.prose-column a {
  /* Inherit: the underline carries the affordance, on every ground and in
   every ink. See the README. */
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.18em;
}
.prose-column a:hover {
  text-decoration-thickness: 2px;
}
.prose-column a:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}
.prose-column blockquote {
  margin: var(--space-6) 0;
  padding-inline-start: var(--space-5);
  /* The rule is decoration beside a quote the <blockquote> already marks up,
   so a brand may set it as soft as it likes. */
  border-inline-start: 3px solid var(--color-rule);
}
.prose-column blockquote p {
  font-size: 1.1875rem;
  line-height: 1.55;
  margin-bottom: var(--space-3);
}
.prose-column cite {
  color: var(--color-text-soft);
  font-size: 0.9375rem;
  font-style: normal;
}
/* A table is wider than a phone and says so: it scrolls inside its own box
   rather than making the page scroll sideways. */
.prose-column figure {
  margin: var(--space-6) 0;
  overflow-x: auto;
}
.prose-column table {
  border-collapse: collapse;
  width: 100%;
  min-width: 28rem;
  font-size: 0.9375rem;
}
.prose-column caption {
  color: var(--color-text-soft);
  font-size: 0.875rem;
  text-align: start;
  margin-bottom: var(--space-3);
}
.prose-column th,
.prose-column td {
  text-align: start;
  padding: var(--space-3);
  border-bottom: 1px solid var(--color-rule);
  vertical-align: top;
}
.prose-column thead th {
  background: var(--color-surface-soft);
  border-bottom-width: 2px;
}
.prose-column tbody th {
  font-weight: 700;
}
.prose-column td {
  color: var(--color-text-soft);
}
.prose-column thead th:first-child {
  border-start-start-radius: var(--card-radius);
}
.prose-column thead th:last-child {
  border-start-end-radius: var(--card-radius);
}
/* author-note v1 - tokens only, selectors prefixed */
.author-note {
  /* Required: it holds the padding below inside this width, not outside it. */
  box-sizing: border-box;
  width: min(100% - 2 * var(--space-4), 52rem);
  margin-inline: auto;
  margin-block: var(--space-8);
  padding: var(--space-6);
  background: var(--color-surface-soft);
  border: var(--card-border);
  /* Keep both this and the fill above: a brand may set the card edge
     transparent, and a brand may set the soft surface to the page ground. */
  border-block-start: 3px solid var(--color-primary);
  border-radius: var(--card-radius);
  color: var(--color-text);
}
.author-note-heading {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  /* Not 0.8125rem: this rides --type-scale and would drop under the text floor. */
  font-size: calc(0.875rem * var(--type-scale, 1));
  font-weight: 700;
  letter-spacing: calc(0.06em + var(--heading-tracking, 0) * 1em);
  line-height: calc(1.3 * var(--heading-leading, 1));
  /* --color-text: a label this small is nowhere near the size --color-heading
     is promised at, and this panel is not the page ground either. */
  color: var(--color-text);
  text-transform: uppercase;
}
.author-note-name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: calc(1.375rem * var(--type-scale, 1));
  font-weight: var(--weight-display, 700);
  letter-spacing: calc(-0.015em + var(--heading-tracking, 0) * 1em);
  line-height: calc(1.2 * var(--heading-leading, 1));
  color: var(--color-text);
}
.author-note-role {
  margin: var(--space-1) 0 0;
  color: var(--color-text-soft);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.4;
}
.author-note-bio {
  max-width: 62ch;
  margin: var(--space-4) 0 0;
  font-size: 1rem;
  line-height: 1.65;
  text-wrap: pretty;
}
.author-note-more {
  margin: var(--space-4) 0 0;
  font-size: 0.9375rem;
}
/* Inherit: the underline carries the affordance, on whatever ground the panel
   turns out to be. See the README. */
.author-note-link {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.18em;
}
.author-note-link:hover {
  text-decoration-thickness: 2px;
}
.author-note-link:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}
@media (min-width: 48rem) {
  .author-note {
    padding: var(--space-8);
  }
}
/* cta-band - tokens only, selectors prefixed */

/* Each rung names its own ground, ink, control pair and ring, and every rule
   below reads those rather than a token, so nothing here knows which ground it
   is on. The ring is per rung and not --color-focus everywhere: on --brand and
   --deep that token is a brand colour landing on a brand colour, and it
   disappears into the band on every sample brand. See the README. */
.cta-band--plain {
  --cta-band-ground: var(--color-bg);
  --cta-band-ink: var(--color-text);
  --cta-band-btn-face: var(--color-primary);
  --cta-band-btn-ink: var(--color-on-primary);
  --cta-band-ring: var(--color-focus);
}
.cta-band--soft {
  --cta-band-ground: var(--color-surface-soft);
  --cta-band-ink: var(--color-text);
  --cta-band-btn-face: var(--color-primary);
  --cta-band-btn-ink: var(--color-on-primary);
  --cta-band-ring: var(--color-focus);
}
.cta-band--brand {
  --cta-band-ground: var(--color-primary);
  --cta-band-ink: var(--color-on-primary);
  --cta-band-btn-face: var(--color-on-primary);
  --cta-band-btn-ink: var(--color-primary);
  --cta-band-ring: var(--color-on-primary);
}
.cta-band--deep {
  --cta-band-ground: var(--color-scrim);
  --cta-band-ink: var(--color-on-scrim);
  --cta-band-btn-face: var(--color-on-scrim);
  --cta-band-btn-ink: var(--color-scrim);
  --cta-band-ring: var(--color-on-scrim);
}
.cta-band {
  padding-block: var(--space-12);
  padding-inline: var(--space-4);
  background: var(--cta-band-ground);
  color: var(--cta-band-ink);
  text-align: center;
}
.cta-band-inner {
  max-width: var(--container-max);
  margin-inline: auto;
}
.cta-band-eyebrow {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0 0 var(--space-4);
}
/* Not --color-heading: that token is promised against --color-bg, and three of
   the four rungs paint a ground of their own. */
.cta-band-title {
  font-family: var(--font-heading);
  color: var(--cta-band-ink);
  font-size: calc(clamp(2rem, 4.5vw, 3.25rem) * var(--type-scale, 1));
  font-weight: var(--weight-display, 700);
  letter-spacing: calc(-0.02em + var(--heading-tracking, 0) * 1em);
  line-height: calc(1.1 * var(--heading-leading, 1));
  margin: 0 0 var(--space-4);
  text-wrap: balance;
}
.cta-band-lead {
  font-size: 1.0625rem;
  line-height: 1.6;
  max-width: 46ch;
  margin: 0 auto var(--space-6);
}
.cta-band-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  /* 48px target, above the 44px AAA floor. */
  min-height: 48px;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--btn-radius);
  background: var(--cta-band-btn-face);
  color: var(--cta-band-btn-ink);
  font-weight: 700;
  line-height: 1.5;
  text-decoration: none;
}
.cta-band-btn:hover {
  text-decoration: underline;
  text-underline-offset: 0.2em;
}
/* The offset leaves a band-coloured gap, putting the guaranteed pair either
   side of the ring. */
.cta-band-btn:focus-visible {
  outline: 3px solid var(--cta-band-ring);
  outline-offset: 4px;
}
/* colophon v2 - tokens only, selectors prefixed */
.colophon {
  border-top: 1px solid var(--color-rule);
  padding-block: var(--space-8) var(--space-6);
  font-size: 0.875rem;
  color: var(--color-text-soft);
}
.colophon--plain {
  background: var(--color-bg);
}
.colophon--soft {
  background: var(--color-surface);
}
.colophon-inner {
  width: 92%;
  max-width: var(--container-max);
  margin-inline: auto;
  display: grid;
  gap: var(--space-4);
}
/* layout: --line is the centred stack at every width; --columns spreads the
   three groups across the row from 60rem up and is the same stack below. */
.colophon--line .colophon-inner,
.colophon--columns .colophon-inner {
  justify-items: center;
  text-align: center;
}
/* mark: the brand mark above everything else, or nothing at all. */
.colophon--none .colophon-mark {
  display: none;
}
.colophon--logo .colophon-mark {
  display: inline-flex;
  margin-block-end: var(--space-2);
}
/* The set height is the floor: `height: auto` under a `max-height` alone
   resolves a viewBox-only SVG to 0x0. A tenth over the header's height, so
   the footer mark reads as a signature and not a repeat of the bar. */
.colophon-logo {
  display: block;
  width: auto;
  height: calc(var(--logo-height, 2.75rem) * 1.1);
  max-width: 100%;
  object-fit: contain;
}
/* The platform decides the menu's own markup, so its rules reach it by
   descent rather than by a generated class name. */
.colophon-menu ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2) var(--space-6);
}
.colophon-legal {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2) var(--space-6);
}
.colophon-menu a,
.colophon-legal a {
  color: var(--color-text-soft);
  text-decoration: none;
}
.colophon-menu a:hover,
.colophon-legal a:hover {
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}
.colophon a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}
.colophon-copyright {
  margin: 0;
}
@media (min-width: 60rem) {
  .colophon--columns .colophon-inner {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    justify-items: start;
    align-items: start;
    text-align: start;
    gap: var(--space-6) var(--space-8);
  }
  /* A brand with no managed footer menu deletes the nav: two columns then,
     not two columns and a hole. */
  .colophon--columns .colophon-inner:not(:has(.colophon-menu)) {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .colophon--columns .colophon-mark {
    grid-column: 1 / -1;
  }
  .colophon--columns .colophon-menu ul,
  .colophon--columns .colophon-legal {
    flex-direction: column;
    justify-content: flex-start;
    gap: var(--space-2);
  }
  .colophon--columns .colophon-copyright {
    justify-self: end;
    text-align: end;
  }
}