/*
 * header.css — AMP global mega-nav (mobile drawer + desktop mega panels).
 * Visual parity with the AEM amp-2024 Experience Fragment header, rebuilt as a
 * single responsive component on AMP brand tokens (see styles/styles.css).
 * Mobile-first: base = drawer (<1024px); @media >=1024px = desktop mega nav.
 */

/* host override — global rule pins header to --nav-height; this nav is taller */
header:has(.amp-nav) {
  height: auto;
}

.amp-nav {
  --amp-nav-border-width: 1px;
  --amp-nav-border-color: var(--amp-grey-d2);

  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--amp-bg);
  font-family: var(--body-font-family);
  border-bottom: var(--amp-nav-border-width) solid var(--amp-nav-border-color);
}

.amp-nav *,
.amp-nav *::before,
.amp-nav *::after {
  box-sizing: border-box;
}

.amp-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.amp-nav a {
  text-decoration: none;
  color: var(--amp-ink-blue);
}

/* zero-specificity reset (:where) so component button rules always win the cascade */
:where(.amp-nav button) {
  font: inherit;
  margin: 0;
  border: 0;
  background: none;
  color: inherit;
  cursor: pointer;
}

/* page-dimming overlay — desktop only (mobile drawer is full-screen) */
.amp-nav-overlay {
  display: none;
}

body.amp-nav-scroll-locked {
  overflow: hidden;
}

html {
  scrollbar-gutter: stable;
}

/* skip link — visible only on keyboard focus */
.amp-nav-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  padding: var(--space-xs) var(--space-m);
  background: var(--amp-ink-blue);
  color: var(--amp-bg);

  &:focus {
    left: var(--space-m);
    top: var(--space-xs);
  }
}

/* ------------------------------------------------------------- icons */

.amp-nav-icon {
  display: inline-block;
  flex: none;
}

.amp-nav-icon-chevron {
  width: var(--spacing-8);
  height: var(--spacing-8);
  border-right: 2px solid currentcolor;
  border-bottom: 2px solid currentcolor;
  transform: rotate(45deg);
  margin-left: var(--spacing-6);
  transition: transform 0.2s ease;
}

.amp-nav-icon-arrow {
  width: var(--spacing-20);
  height: var(--spacing-12);
  background: currentcolor;
  mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 16"><path d="M15.5 0 14 1.5 19.5 7H0v2h19.5L14 14.5 15.5 16 24 8z"/></svg>') center / contain no-repeat;
}

.amp-nav-icon-plus {
  position: relative;
  width: var(--spacing-14);
  height: var(--spacing-14);

  &::before,
  &::after {
    content: '';
    position: absolute;
    inset: 0;
    margin: auto;
    background: currentcolor;

    &:focus-visible,
    &:active {
      color: var(--amp-ultramarine);
    }
  }

  &::before {
    width: var(--spacing-14);
    height: var(--spacing-2);
  }

  &::after {
    width: var(--spacing-2);
    height: var(--spacing-14);
    transition: transform 0.2s ease;
  }
}

.amp-nav-icon-person {
  width: var(--spacing-18);
  height: var(--spacing-18);
  background: currentcolor;
  mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 12a5 5 0 1 0-5-5 5 5 0 0 0 5 5Zm0 2c-4 0-8 2-8 5v1h16v-1c0-3-4-5-8-5Z"/></svg>') center / contain no-repeat;
}

/* =================================================================
   MAIN BAR (always visible)
   ================================================================= */

.amp-nav-bar-inner {
  display: flex;
  align-items: center;
  gap: var(--space-m);
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--space-xs) var(--spacing-12) var(--space-xs) var(--space-m);
  height: 58px;
}

.amp-nav-logo {
  display: inline-flex;
  align-items: center;
  flex: none;
}

.amp-nav-logo img {
  width: var(--spacing-72);
  height: var(--spacing-32);
  object-fit: contain;
}

.amp-nav-logo-fallback {
  color: var(--amp-ink-blue);
  font-family: var(--heading-font-family);
  font-size: var(--heading-font-size-s);
  font-weight: 700;
  line-height: 1;
}

.amp-nav-hamburger {
  position: relative;
  display: inline-block;
  width: var(--spacing-20);
  height: var(--spacing-20);
  flex: none;
  top: 3px;

  &::before {
    content: '';
    position: absolute;
    left: 0;
    top: 3px;
    width: 100%;
    height: 1.5px;
    background: var(--amp-ink-blue);
    box-shadow:
      0 6px 0 var(--amp-ink-blue),
      0 12px 0 var(--amp-ink-blue);
    transform-origin: center;
    transition: transform 0.25s ease, box-shadow 0.2s ease;
  }

  /* Second bar used only for the X on open (hidden at rest). */
  &::after {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 100%;
    height: 1.5px;
    background: var(--amp-ink-blue);
    opacity: 0;
    transform-origin: center;
    transition: opacity 0.2s ease, transform 0.25s ease;
  }
}

.amp-nav.is-open .amp-nav-hamburger {
  &::before {
    box-shadow: none;
    transform: translateY(6px) rotate(45deg);
  }

  &::after {
    opacity: 1;
    transform: rotate(-45deg);
  }
}

/* =================================================================
   UTILITY TOP STRIP — hidden on mobile, shown on desktop
   ================================================================= */

.amp-nav-utility {
  display: none;
}

.amp-nav-actions {
  display: none;
}

/* =================================================================
   MENU + PANELS (mobile drawer)
   ================================================================= */

/* shared mobile surfaces — the drawer, each primary panel, and the login screen
   are all fixed slide-in cards. Per-surface rules below only override what
   differs (top offset, z-index, transform direction, padding). */
.amp-nav-menu,
.amp-nav-panel,
.amp-nav-login-screen {
  position: fixed;
  inset: 0;
  background: var(--amp-bg);
  transition: transform 0.28s ease;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.amp-nav-menu {
  top: var(--spacing-60);
  transform: translateX(-100%);
  padding-bottom: var(--space-3xl);
}

.amp-nav.is-open .amp-nav-menu {
  transform: translateX(0);
}

.amp-nav .amp-nav-primary-list {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  border-bottom: var(--amp-nav-border-width) solid var(--amp-nav-border-color);
  padding: 20px 0;
}

.amp-nav-primary-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-s) var(--spacing-20);
  font-family: var(--heading-font-family);
  font-size: var(--font-size-20);
  font-weight: var(--font-weight-600);
  line-height: var(--line-height-24);
  color: var(--amp-ink-blue);

  &:focus-visible,
  &:active {
    background: var(--amp-bg);
    color: var(--amp-ultramarine);
  }
}

/* mobile mega panel = full-screen slide-in from the right.
   top: 0 because the transformed .amp-nav-menu is the containing block for this
   fixed child and already offsets 64px for the bar — a second 64px would leave
   the parent primary trigger peeking through at the top. */
.amp-nav-panel {
  z-index: 5; /* sits above primary-trigger arrow/plus icons that create stacking contexts */
  transform: translateX(100%);
  padding: 0 var(--space-l) var(--space-3xl);
}

.amp-nav-primary-trigger[aria-expanded='true'] + .amp-nav-panel { transform: translateX(0); }

.amp-nav-back,
.amp-nav-login-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-m) 0;
  font-size: var(--body-font-size-s);
  font-weight: var(--font-weight-600);
  color: var(--amp-ink-blue);
}

.amp-nav-login-back {
  box-shadow: 0 3px 20px 0 rgb(0 0 0 / 10%);
}

.amp-nav-back .amp-nav-icon-arrow,
.amp-nav-login-back .amp-nav-icon-arrow {
  transform: rotate(180deg);
}

/* brand tile — ultramarine panel (desktop + mobile), bleeds to drawer edges */
.amp-nav-brand {
  display: flex;
  flex-direction: column;
  margin: var(--space-s) calc(-1 * var(--space-l)) var(--space-l);
  padding: var(--space-l);
  background: var(--amp-ultramarine);
  color: var(--amp-bg);

  &:hover {
    background: var(--amp-ultramarine-deep);
  }
}

.amp-nav-brand-title {
  display: block;
  font-family: var(--heading-font-family);
  font-size: var(--heading-font-size-l);
  font-weight: var(--font-weight-600);
  line-height: 1.1;
  color: var(--amp-bg);
}

.amp-nav-brand-emphasis {
  color: var(--amp-cyan);
}

.amp-nav-brand-desc {
  margin: var(--space-xs) 0 0;
  font-size: var(--body-font-size-xs);
  line-height: var(--body-line-height-xs);
  color: rgb(255 255 255 / 85%);
}

.amp-nav-brand-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xs);
  margin-top: var(--space-m);
  font-size: var(--body-font-size-s);
  font-weight: var(--font-weight-600);
  color: var(--amp-bg);
}

.amp-nav-brand:hover .amp-nav-brand-cta {
  color: var(--amp-cyan);
}

/* link columns */
.amp-nav-columns {
  display: flex;
  flex-direction: column;
  gap: var(--space-l);
  padding-top: var(--space-m);
}

.amp-nav-col-heading {
  margin: 0 0 var(--space-s);
  font-size: var(--font-size-11);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amp-ink-blue);
}

.amp-nav-col-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-s);
}

.amp-nav-col-link {
  color: var(--amp-ink-blue);

  &:hover {
    color: var(--amp-ultramarine);
  }
}

.amp-nav-col-link-need {
  font-size: var(--body-font-size-s);
  font-weight: var(--font-weight-600);
}

.amp-nav-col-link-want {
  font-size: var(--body-font-size-xs);
  color: var(--amp-slate);
}

/* promo / feature tile — horizontal on mobile (image left, text + arrow right) */
.amp-nav-promo {
  display: flex;
  align-items: stretch;
  gap: var(--space-m);
  margin-top: var(--space-l);
  padding-top: var(--space-l);
  border-top: 1px solid var(--amp-border-light);
}

.amp-nav-promo-img {
  display: block;
  width: 110px;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  flex: none;
}

.amp-nav-promo-body {
  display: flex;
  align-items: flex-start;
  gap: var(--space-s);
  flex: 1;
}

.amp-nav-promo-text {
  flex: 1;
}

.amp-nav-promo-title {
  margin: 0;
  font-size: var(--body-font-size-s);
  font-weight: var(--font-weight-600);
  color: var(--amp-ink-blue);
}

.amp-nav-promo-desc {
  margin: var(--space-2xs) 0 0;
  font-size: var(--body-font-size-xs);
  line-height: var(--body-line-height-xs);
  color: var(--amp-slate);
}

.amp-nav-promo .amp-nav-icon-arrow {
  color: var(--amp-ink-blue);
}

/* =================================================================
   MOBILE DRAWER EXTRA (utility accordions + login)
   ================================================================= */

.amp-nav .amp-nav-drawer-extra-list {
  padding: var(--space-m) 0;
}

.amp-nav-accordion-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-s) var(--spacing-20);
  font-family: var(--body-font-family);
  font-size: var(--body-font-size-xs);
  font-weight: var(--font-weight-400);
  line-height: var(--line-height-20);
  color: var(--amp-ink-blue);

  &:focus-visible,
  &:active {
    background: var(--amp-bg);
    color: var(--amp-ultramarine);
  }
}

.amp-nav-accordion-trigger.is-active,
.amp-nav-accordion-trigger[aria-expanded='true'] {
  color: var(--amp-ultramarine);
}

.amp-nav-accordion-trigger[aria-expanded='true'] .amp-nav-icon-plus::after {
  transform: rotate(90deg);
}

.amp-nav-accordion-list {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}

.amp-nav-accordion-trigger[aria-expanded='true'] + .amp-nav-accordion-list {
  max-height: 600px;
}

/* divider below an opened utility accordion, separating it from the next item */
.amp-nav-accordion:has(.amp-nav-accordion-trigger[aria-expanded='true']) {
  border-bottom: var(--amp-nav-border-width) solid var(--amp-nav-border-color);
}

.amp-nav-accordion-link {
  display: block;
  color: var(--amp-slate);

  &:hover {
    color: var(--amp-ultramarine);
  }
}

.amp-nav-accordion-list .amp-nav-accordion-link {
  padding: var(--space-s) var(--spacing-20);
  font-size: var(--body-font-size-xs);
  line-height: var(--line-height-20);
}

.amp-nav-accordion-link-top {
  padding: var(--space-m) var(--spacing-20);
  font-family: var(--body-font-family);
  font-size: var(--body-font-size-xs);
  font-weight: var(--font-weight-400);
  line-height: var(--line-height-20);
  color: var(--amp-ink-blue);
}

/* =================================================================
   MOBILE LOGIN — sticky pill + dedicated "Login today" screen
   ================================================================= */

/* full-width bottom dock: white bar + top divider, pinned to the viewport.
   Lives on nav (outside the transformed drawer) so `fixed` resolves to the
   viewport, giving a solid, opaque login strip that never shows page-through. */
.amp-nav-login-dock {
  position: fixed;
  inset: auto 0 0;
  z-index: 120;
  padding: var(--spacing-12) var(--spacing-20);
  background: var(--amp-bg);
  border-top: var(--amp-nav-border-width) solid var(--amp-nav-border-color);
}

.amp-nav-login-pill {
  display: flex;
  width: 100%;
  min-height: var(--spacing-40);
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--spacing-8) var(--spacing-12);
  background: var(--amp-ultramarine);
  color: var(--amp-bg);
  font-family: var(--heading-font-family);
  font-weight: var(--font-weight-600);
  border-radius: var(--spacing-24);
  transition: background-color 0.15s ease;
  line-height: var(--line-height-20);
  font-size: var(--body-font-size-xs);
  letter-spacing: calc(var(--letter-spacing-009) * -1);

  .amp-nav-icon-chevron {
    transform: rotate(315deg);
  }

  &:hover {
    background: var(--amp-ultramarine-hover);
  }

  &:active {
    background: var(--amp-ultramarine-pressed);
  }

  &:focus-visible {
    outline: calc(var(--space-2xs) / 2) solid var(--amp-bg);
    outline-offset: calc(var(--space-2xs) / 2);
  }
}

/* the dock stays visible in the top-level drawer and inside mega panels; it is
   only hidden when the drawer is closed or the login sub-screen is showing. */
.amp-nav:not(.is-open) .amp-nav-login-dock,
.amp-nav:has(.amp-nav-menu.is-login) .amp-nav-login-dock {
  display: none;
}

/* login screen slides in over the drawer body when the pill is pressed.
   inset: 0 (not 64px) — the transformed .amp-nav-menu is this fixed child's
   containing block and already offsets the 64px bar. */
.amp-nav-login-screen {
  z-index: 110;
  transform: translateX(100%);
  padding: var(--spacing-32) var(--spacing-20) var(--spacing-0) var(--spacing-20);
  background: var(--amp-bg-grey);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-32);

  .amp-nav-login-back {
    position: absolute;
    inset: auto 0 0;
    background: var(--amp-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--space-s) var(--spacing-20);
    font-family: var(--heading-font-family);
    font-size: var(--body-font-size-xs);
    line-height: var(--line-height-20);
    letter-spacing: calc(var(--letter-spacing-009) * -1);

    .amp-nav-icon-arrow {
      width: var(--spacing-24);
      height: var(--spacing-24);
      padding: var(--spacing-4)  var(--spacing-4-44) var(--spacing-4-44) var(--spacing-4);
    }
  }
}

.amp-nav-menu.is-login .amp-nav-login-screen { transform: translateX(0); }

@media (width < 1024px) {
  body {
    overflow-x: hidden;
  }

  .amp-nav,
  .amp-nav-bar,
  .amp-nav-bar-inner,
  .amp-nav-menu,
  .amp-nav-panel,
  .amp-nav-login-screen {
    overflow-x: hidden;
    max-width: 100%;
  }

  /* Reserve space at the bottom for the fixed login pill, and extend the
     drawer's background into that reserved strip so page content behind the
     fixed drawer — and the pill's rounded-corner cut-outs — don't bleed
     through. Scoped to the primary drawer only: on the login sub-screen the
     pill is hidden and the "Back to menu" bar must sit flush with the
     viewport bottom. */
  .amp-nav-menu:not(.is-login) {
    margin-bottom: var(--spacing-64);
    padding-bottom: 0;
  }

  /* brand panel: the Back control is the top of the blue brand card. It bleeds
     full width (calc widens past the panel padding) and sits flush against the
     brand tile below — one continuous ultramarine panel, no dividing line. */
  .amp-nav-back:has(+ .amp-nav-brand) {
    display: flex;
    width: calc(100% + (2 * var(--space-l)));
    margin: 0 calc(-1 * var(--space-l));
    padding: var(--space-l) var(--space-l) 0;
    background: var(--amp-ultramarine);
    color: var(--amp-bg);
  }

  /* pull up 1px so the two ultramarine boxes overlap — kills the sub-pixel
     antialiasing seam that otherwise shows as a faint line between them. */
  .amp-nav-back:has(+ .amp-nav-brand) + .amp-nav-brand {
    margin-top: -1px;
  }
}

.amp-nav-login-screen-title {
  margin: 0;
  font-family: var(--heading-font-family);
  font-size: var(--font-size-30);
  font-weight: var(--font-weight-600);
  color: var(--amp-ink-blue);
  line-height: var(--line-height-32);
  letter-spacing: var(--letter-spacing-neg-0-5);
}

.amp-nav-login-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);

  @media (width >= 1024px) {
    gap: var(--space-2xs);
  }
}

.amp-nav-login-screen .amp-nav-login-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-s);
  padding: var(--space-m);
  border-radius: var(--spacing-12);
  background: var(--amp-bg);
  color: var(--amp-ink-blue);
  font-family: var(--heading-font-family);
  font-size: var(--body-font-size-l);
  font-weight: var(--font-weight-600);
  transition: background-color 0.15s ease, color 0.15s ease;
  line-height: var(--line-height-22);
  letter-spacing: var(--letter-spacing-neg-0-5);

  .amp-nav-icon-arrow {
    color: var(--amp-ultramarine);
    width: var(--spacing-16);
    height: var(--spacing-16);
    padding: var(--spacing-3);
  }

  &:is(:hover, :focus-visible) {
    background: var(--amp-blue-tint);
    color: var(--amp-ultramarine);
  }

  &:active {
    background: var(--amp-blue-pale);
    color: var(--amp-ultramarine-hover);

    .amp-nav-icon-arrow {
      color: var(--amp-ultramarine-deep);
    }
  }

  &:focus-visible {
    outline: 1px solid var(--amp-ink-blue);
    outline-offset: calc(var(--space-2xs) / 2);
  }
}

/* =================================================================
   DESKTOP (>= 1024px)
   ================================================================= */

@media (width >= 1024px) {
  /* mobile-only surfaces (drawer, hamburger, back button, drawer-extra, login pill/screen)
     are all hidden on desktop — utility lives in the top strip, login lives in the action bar. */
  .amp-nav-hamburger,
  .amp-nav-back,
  .amp-nav-drawer-extra,
  .amp-nav-login-pill,
  .amp-nav-login-dock,
  .amp-nav-login-screen {
    display: none;
  }

  /* utility top strip — sits above the dimming overlay so its dropdowns stay lit */
  .amp-nav-utility {
    display: block;
    position: relative;
    z-index: 80;
    padding: 0;
    border-bottom: 1px solid var(--amp-border-light);
  }

  .amp-nav-utility-inner {
    width: min(var(--content-max-width), 100% - 64px);
    margin: 0 auto;
    padding: var(--space-2xs) 0 0;
  }

  .amp-nav-utility-list {
    display: flex;
    justify-content: flex-end;
    align-items: stretch;
    gap: var(--spacing-20);
  }

  .amp-nav-utility-item {
    position: relative;
    display: flex;
    align-items: center;
  }

  .amp-nav-utility-trigger,
  .amp-nav-utility-link {
    display: inline-flex;
    align-items: center;
    height: var(--spacing-40);
    font-family: var(--body-font-family);
    font-size: var(--font-size-12);
    font-weight: var(--font-weight-600);
    color: var(--amp-ink-blue);
    white-space: nowrap;
    gap: var(--space-xs);
    line-height: var(--line-height-16);

    .amp-nav-icon-chevron {
      margin-top: calc((var(--spacing-8) / 2) * -1);
    }
  }

  .amp-nav-utility-trigger {
    padding: 0;
  }

  .amp-nav-utility-trigger:hover,
  .amp-nav-utility-link:hover {
    color: var(--amp-ultramarine);
  }

  .amp-nav-utility-trigger[aria-expanded='true'] .amp-nav-icon-chevron {
    transform: rotate(225deg);
    margin-top: calc((var(--spacing-7) / 2));
  }

  .amp-nav-utility-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 200px;
    padding: var(--space-xs) 0;
    background: var(--amp-bg);
    border: 1px solid var(--amp-border-light);
    box-shadow: 0 8px 24px rgb(0 30 65 / 12%);
    opacity: 0;
    visibility: hidden;
    transform: translateY(4px);
    transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
    z-index: 71;
  }

  .amp-nav-utility-trigger[aria-expanded='true'] + .amp-nav-utility-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .amp-nav-utility-sublink {
    display: block;
    padding: var(--space-xs) var(--space-m);
    font-size: var(--body-font-size-xs);
    color: var(--amp-text);
    white-space: nowrap;

    &:hover {
      background: var(--amp-bg-grey);
      color: var(--amp-ultramarine);
    }
  }

  .amp-nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-s);
    margin-left: auto;
  }

  .amp-nav-action-item {
    position: relative;
    display: flex;
    align-items: center;
  }

  /* Semantic wrapper for the login <li>; box removed so the <li> remains the
     direct flex child of .amp-nav-actions. */
  .amp-nav-actions-login {
    display: contents;
  }

  .amp-nav-action-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    min-height: var(--spacing-40);
    padding: var(--space-xs) var(--space-m);
    font-family: var(--heading-font-family);
    font-size: var(--body-font-size-xs);
    font-weight: var(--font-weight-600);
    white-space: nowrap;
  }

  .amp-nav-action-link-join {
    background: var(--amp-ultramarine);
    color: var(--amp-bg);
    border-radius: 999px;

    &:hover {
      background: var(--amp-ultramarine-hover);
      color: var(--amp-bg);
    }
  }

  .amp-nav-action-link-search {
    border: 1px solid var(--amp-border);
    color: var(--amp-ink-blue);
    border-radius: 999px;

    &:hover {
      border-color: var(--amp-ultramarine);
      color: var(--amp-ultramarine);
    }
  }

  .amp-nav-action-login {
    align-items: flex-end;
  }

  .amp-nav-action-login .amp-nav-utility-trigger {
    height: auto;
    padding: var(--space-s) var(--space-m);
    gap: var(--space-xs);
    color: var(--amp-ink-blue);
    font-family: var(--heading-font-family);
    font-size: var(--body-font-size-xs);
    border-radius: var(--spacing-12) var(--spacing-12) 0 0;
    box-shadow: none;
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  }

  .amp-nav-action-login .amp-nav-utility-trigger:hover,
  .amp-nav-action-login .amp-nav-utility-trigger:active {
    color: var(--amp-ultramarine);
  }

  /* pressed/open state: white tab connected to the dropdown card */
  .amp-nav-action-login .amp-nav-utility-trigger[aria-expanded='true'] {
    background: var(--amp-bg-grey);
    color: var(--amp-ultramarine-hover);
    box-shadow: 0 var(--spacing-2) var(--space-2xs) 0 rgb(0 0 0 / 20%);
  }

  .amp-nav-action-login .amp-nav-icon-person {
    width: var(--spacing-16);
    height: var(--spacing-16);
  }

  .amp-nav-action-login .amp-nav-action-login-text {
    line-height: var(--line-height-24);
  }

  /* stylelint-disable-next-line no-descending-specificity */
  .amp-nav-action-login .amp-nav-icon-chevron {
    margin-left: 0;
    margin-top: calc((var(--spacing-7) / 2) * -1);
    transition: transform .3s ease;
  }

  /* stylelint-disable-next-line no-descending-specificity */
  .amp-nav-action-login .amp-nav-utility-menu {
    right: 0;
    min-width: 288px;
    display: flex;
    flex-direction: column;
    gap: var(--space-2xs);
    padding: var(--space-m);
    background: var(--amp-bg-grey);
    border: 0;
    border-radius: var(--spacing-20) 0 var(--spacing-20) var(--spacing-20);
    box-shadow: 0 var(--spacing-2) var(--space-2xs) 0 rgb(0 0 0 / 20%);

    /* clip the shadow at the top edge only, leaving it visible on the left, right and bottom */
    clip-path: inset(0 calc(var(--space-m) * -1) calc(var(--space-m) * -1) calc(var(--space-m) * -1));
  }

  .amp-nav-action-login-heading {
    margin: 0;
    padding: 0 0 var(--space-2xs);
    font-family: var(--heading-font-family);
    font-size: var(--body-font-size-xs);
    font-weight: var(--font-weight-600);
    color: var(--amp-ink-blue);
  }

  .amp-nav-action-login .amp-nav-utility-sublink {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-s);
    padding: var(--space-s) var(--space-m);
    background: var(--amp-bg);
    border: 0;
    border-radius: var(--spacing-12);
    font-family: var(--heading-font-family);
    font-size: var(--body-font-size-s);
    font-weight: var(--font-weight-600);
    color: var(--amp-ink-blue);
    transition: background-color 0.15s ease, color 0.15s ease;
    line-height: var(--heading-line-height-xs);
    letter-spacing: calc(var(--letter-spacing-009) * -1);

    &::after {
      content: '';
      flex: none;
      width: var(--spacing-16);
      height: var(--spacing-16);
      background: var(--amp-ultramarine);
      mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 16"><path d="M15.5 0 14 1.5 19.5 7H0v2h19.5L14 14.5 15.5 16 24 8z"/></svg>') center / contain no-repeat;
    }

    &:is(:hover, :focus-visible) {
      background: var(--amp-blue-tint);
      color: var(--amp-ultramarine);
    }

    &:active {
      background: var(--amp-blue-pale);
      color: var(--amp-ultramarine-hover);

      &::after {
        background: var(--amp-ultramarine-deep);
      }
    }

    &:focus-visible {
      outline: 1px solid var(--amp-ink-blue);
      outline-offset: calc(var(--space-2xs) / 2);
    }
  }

  /* main bar */
  .amp-nav-bar {
    padding: 0;
  }

  .amp-nav-bar-inner {
    box-sizing: content-box; /* height is the 52px content band; padding adds on top */
    height: var(--spacing-52);
    width: min(var(--content-max-width), 100% - 64px);
    padding: var(--spacing-20) 0;
    gap: var(--space-l);
  }

  .amp-nav-logo img {
    width: var(--spacing-116);
    height: var(--spacing-52);
  }

  /* menu flows inline, not a drawer */
  .amp-nav-menu {
    position: static;
    inset: auto;
    flex: 1;
    transform: none;
    overflow: visible;
    padding: 0;
  }

  .amp-nav {
    .amp-nav-primary-list {
      flex-direction: row;
      align-items: center;
      gap: 0;
      padding: 0;
      border-bottom: 0; /* drawer separator is mobile-only; nav is inline on desktop */
    }
  }

  .amp-nav-primary-item {
    position: static;
  }

  .amp-nav-primary-trigger {
    width: auto;
    height: var(--spacing-92); /* full bar height: no hover gap between link and mega panel */
    padding: 0 calc(var(--space-m) / 2);
    font-size: var(--body-font-size-xs);
    border-bottom: 0;
    line-height: var(--line-height-24);

    &:hover {
      color: var(--amp-ultramarine);
    }
  }

  .amp-nav-accordion-trigger,
  .amp-nav-accordion-link-top {
    font-weight: var(--font-weight-600);
  }

  /* main nav has no indicator on desktop (parity with production) */
  /* stylelint-disable-next-line no-descending-specificity */
  .amp-nav-primary-trigger .amp-nav-icon-arrow {
    display: none;
  }

  .amp-nav-panel {
    position: absolute;
    inset: auto;
    left: 0;
    right: 0;
    top: calc(100% + var(--amp-nav-border-width));
    background: transparent;
    transform: none;
    overflow: visible;
    padding: 0 var(--spacing-96);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    z-index: 90;
  }

  .amp-nav-primary-trigger[aria-expanded='true'] + .amp-nav-panel {
    opacity: 1;
    visibility: visible;
  }

  .amp-nav-panel-inner {
    display: grid;
    grid-template-columns: minmax(260px, 26%) 1fr minmax(220px, 22%);
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 0;
    align-items: stretch;
    background: var(--amp-bg);
    box-shadow: 0 16px 32px rgb(0 30 65 / 12%);
    overflow: hidden;
    pointer-events: auto; /* only the white card keeps the panel open; transparent sides do not */
  }

  /* brand tile spans the full panel height; base already styles it ultramarine */
  .amp-nav-brand {
    min-height: 320px;
    margin: 0;
    padding: var(--space-xl);
  }

  .amp-nav-brand-title {
    font-size: var(--heading-font-size-xl);
  }

  .amp-nav-brand-cta {
    margin-top: auto;
    justify-content: flex-start;
  }

  .amp-nav-columns {
    flex-direction: row;
    gap: var(--space-2xl);
    padding: var(--space-xl) var(--space-2xl);
    border-top: 0;
  }

  .amp-nav-col-need,
  .amp-nav-col-want {
    flex: 1;
  }

  /* promo tile: vertical white card on the right, image flush to top/right */
  .amp-nav-promo {
    flex-direction: column;
    gap: 0;
    margin: 0;
    padding-top: 0;
    border-top: 0;
    border-left: 1px solid var(--amp-border-light);
    background: var(--amp-bg);
  }

  .amp-nav-promo-img {
    width: 100%;
    aspect-ratio: 4 / 3;
  }

  /* text sits directly below the image, arrow stacks below the description */
  .amp-nav-promo-body {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-m);
  }

  .amp-nav-promo:hover .amp-nav-promo-title,
  .amp-nav-promo:hover .amp-nav-promo-body .amp-nav-icon-arrow {
    color: var(--amp-ultramarine);
  }

  /* page-dimming overlay starts at the bar bottom; the panel sits above it */
  .amp-nav-overlay {
    position: fixed;
    inset: var(--amp-nav-h, 113px) 0 0 0;
    display: block;
    background: rgb(0 30 65 / 35%);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    z-index: 70;
  }

  .amp-nav:not(.is-utility-open):has(.amp-nav-primary-trigger[aria-expanded='true']) .amp-nav-overlay {
    opacity: 1;
    visibility: visible;
  }

  /* utility dropdowns in the top strip dim the page below that strip */
  .amp-nav:has(.amp-nav-utility .amp-nav-utility-trigger[aria-expanded='true']) .amp-nav-overlay {
    top: var(--amp-utility-h, 41px);
    opacity: 1;
    visibility: visible;
  }

  .amp-nav.is-utility-open .amp-nav-primary-list {
    pointer-events: none;
  }

  .amp-nav.is-utility-open .amp-nav-primary-trigger[aria-expanded='true'] + .amp-nav-panel {
    opacity: 0;
    visibility: hidden;
  }
}

/* honour reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .amp-nav-menu,
  .amp-nav-panel,
  .amp-nav-overlay,
  .amp-nav-hamburger span,
  .amp-nav-icon-chevron,
  .amp-nav-accordion-list {
    transition: none;
  }
}