/* Shared header controls; the existing CTA system owns the contact animation. */
:root { --header-h: 80px; }
.header {
  --fw-navigation: 500;
  --header-gutter: var(--page-gutter);
  --header-bar-padding: 12px;
  --header-screen-gap: 8px;
  --header-offset-top: 2px;
  --header-bar-top: 6px;
  --header-bar-bottom: 6px;
  --header-nav-hover: var(--color-header-navigation-hover-on-dark);
  --header-icon-foreground: var(--color-white);
  height: var(--header-h);
  min-height: var(--header-h);
  max-height: var(--header-h);
}
.header[data-header] { top: var(--header-offset-top); }

/* Opt-in dark foreground for pages that open on a light surface. The existing
   compact blend and expanded dark bar keep their shared scroll behavior. */
.header.header-dark:not([data-header-state="expanded"]):not(.is-open) {
  --header-nav-hover: var(--color-header-navigation-hover);
  --color-header-control: var(--color-header-control-on-light);
  --color-header-control-hover: var(--color-header-control-hover-on-light);
  --color-header-separator: var(--color-header-separator-on-light);
  color: var(--color-dark);
  text-shadow: none;
}
.header.header-dark:not([data-header-state="expanded"]):not(.is-open) .site-brand__logo--light { opacity: 0; }
.header.header-dark:not([data-header-state="expanded"]):not(.is-open) .site-brand__logo--dark { opacity: 1; }
.header.header-dark:where(:not([data-header-state="expanded"]):not(.is-open)) .header-contact,
.header.header-dark:where(:not([data-header-state="expanded"]):not(.is-open)) .desktop-nav .button--text {
  --button-foreground: var(--color-dark);
  --button-text-hover: var(--green-700);
}
.header.header-dark .header-icon-link { background: var(--color-header-control-on-light); }
.header.header-dark .header-icon-link:is(:hover, :focus-visible) {
  background: var(--color-header-control-hover-on-light);
}

.header[data-mega-enabled="false"] [data-mega-menu] { display: none !important; }
/* Reveal focus targets immediately; retain the panel's opacity/motion easing. */
.header .mega-menu--editorial.is-visible { transition-property: opacity, transform; }

/* The edges stay fixed; only the bar and central navigation slide away. */
.header[data-header-state] { isolation: isolate; }
.header[data-header-state]::before {
  position: absolute;
  z-index: 0;
  inset: var(--header-bar-top) calc(var(--header-gutter) - var(--header-bar-padding)) var(--header-bar-bottom);
  margin-left: -10px;
  margin-right: -10px;
  border-radius: var(--radius-sm);
  background: var(--color-dark);
  content: '';
  pointer-events: none;
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 600ms cubic-bezier(.22, 1, .36, 1);
}
.header[data-header-state="compact"]:not(.is-open),
.header[data-header-state="expanded"]:not(.is-open) {
  background: transparent;
  text-shadow: none;
}
.header[data-header-state="compact"] {
  --color-header-control: var(--color-header-control-compact);
  --color-header-control-hover: var(--color-header-control-compact-hover);
  pointer-events: none;
}
.header[data-header-state="compact"]:not(.is-open) {
  --header-icon-foreground: var(--color-dark);
}
.header[data-header-state="compact"] :is(.site-brand, .header-actions) { pointer-events: auto; }
.header[data-header-state="expanded"]:not(.is-open) {
  --header-nav-hover: var(--color-header-navigation-hover-expanded);
  --color-header-control: var(--color-header-control-expanded);
  --color-header-control-hover: var(--color-header-control-expanded-hover);
  color: var(--color-white);
}
.header[data-header-state="expanded"]::before { transform: scaleY(1); }
.header[data-header-state].is-open::before { transform: scaleY(0); }
/* Footer exit mirrors the soft dock motion: keep paintable layers alive until
   the fade completes. Inert and pointer-events remove interaction immediately. */
body .header[data-header-state] {
  opacity: 1;
  transform: none;
  transition: transform 600ms cubic-bezier(.22, 1, .36, 1),
    opacity 450ms cubic-bezier(.22, 1, .36, 1),
    color 180ms ease-out, background-color 180ms ease-out, border-color 180ms ease-out;
}
body .header.is-footer-hidden {
  opacity: 0;
  transform: translateY(-24px);
}
body .header.is-footer-hidden,
body .header.is-footer-hidden * {
  pointer-events: none !important;
}
.header[data-header-state] .desktop-nav {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: transform 300ms cubic-bezier(.22, 1, .36, 1), opacity 180ms ease, visibility 180ms ease;
}
.header[data-header-state="compact"] .desktop-nav {
  opacity: 0;
  visibility: hidden;
  transform: translateY(-30px);
  pointer-events: none;
}
body .header[data-header-state="compact"] .site-brand__logo--light,
body .header[data-header-state="expanded"]:not(.is-open) .site-brand__logo--dark { opacity: 0; }
body .header[data-header-state="compact"] .site-brand__logo--dark,
body .header[data-header-state="expanded"]:not(.is-open) .site-brand__logo--light { opacity: 1; }
.header[data-header-state] .site-brand__logo { transition: opacity 500ms ease; }
body .header[data-header-state="compact"] .header-contact {
  --button-foreground: var(--color-dark);
  --button-text-hover: var(--green-700);
}
body .header[data-header-state="expanded"]:not(.is-open) .header-contact {
  --button-foreground: var(--color-white);
  --button-text-hover: var(--color-link-hover-on-dark);
}

/* Navigation keeps the shared rolling label without an icon or text shadow. */
.header .desktop-nav { gap: 0; }
.header .desktop-nav :is(.nav-trigger, .nav-link) {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  padding: 11px 16px;
  border: 0;
  border-radius: var(--radius-control);
  background: transparent;
  text-shadow: none;
  transition: background-color 180ms ease, color 250ms ease;
}
.header .desktop-nav :is(.nav-trigger, .nav-link):is(:hover, :focus-visible, :active, [aria-expanded="true"], [aria-current="page"]) {
  background: var(--header-nav-hover);
}
.header .desktop-nav :is(.nav-trigger, .nav-link)::after { content: none; }
body .header .desktop-nav :is(.nav-trigger, .nav-link) {
  font-size: var(--fs-button) !important;
  font-weight: var(--fw-navigation) !important;
  letter-spacing: -0.01em !important;
}

.header .header-actions {
  display: flex;
  align-items: center;
  justify-self: end;
  gap: 8px;
}

.header-icon-link {
  position: relative;
  display: inline-grid;
  flex: 0 0 40px;
  place-items: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 0;
  border-radius: var(--radius-control);
  color: var(--color-white);
  background: var(--color-header-control);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  text-shadow: none;
  transition: background-color 180ms ease;
}

.header-icon-link:is(:hover, :focus-visible) {
  background: var(--color-header-control-hover);
}

.header-icon-link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

.header-icon-link__icon {
  display: block;
  width: 20px;
  height: 20px;
  background: var(--header-icon-foreground);
  mask: var(--header-icon) center / contain no-repeat;
  -webkit-mask: var(--header-icon) center / contain no-repeat;
  transition: background-color 180ms ease;
}
.header-icon-link__icon--branches { --header-icon: var(--asset-icon-branches, url('../media/location-pin.svg')); }
.header-icon-link__icon--portal { --header-icon: var(--asset-icon-portal, url('../media/web-portal.svg')); }

.header-tooltip {
  position: absolute;
  z-index: 5;
  top: calc(100% + 8px);
  left: 50%;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  color: var(--color-white);
  background: var(--color-dark);
  font-size: var(--fs-label);
  font-weight: var(--fw-body);
  line-height: var(--lh-ui);
  letter-spacing: 0;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%);
  transition: opacity 140ms ease, visibility 140ms ease;
}
.header-tooltip::before {
  position: absolute;
  right: 0;
  bottom: 100%;
  left: 0;
  height: 8px;
  content: '';
}
.header-icon-link:is(:hover, :focus-visible):not(.is-tooltip-dismissed) .header-tooltip {
  opacity: 1;
  visibility: visible;
}

.header .header-contact {
  --fw-button: var(--fw-header-contact);
  margin-left: 25px;
  text-shadow: none;
  transition: color 500ms ease;
}
.header .header-contact::before {
  position: absolute;
  top: 50%;
  left: -17px;
  width: 1px;
  height: 24px;
  background: var(--color-header-separator);
  content: '';
  pointer-events: none;
  transform: translateY(-50%);
}
.header:is(.is-on-light, .is-open) .header-contact {
  --button-foreground: var(--color-heading);
  --button-text-hover: var(--green-700);
}
.header:is(.is-on-light, .is-open) { --header-nav-hover: var(--color-header-navigation-hover); }
.header:is(.is-on-light, .is-open) .desktop-nav .button--text {
  --button-foreground: var(--color-heading);
  --button-text-hover: var(--green-700);
}
body .header[data-header-state="expanded"]:not(.is-open) .desktop-nav .button--text {
  --button-foreground: var(--color-white);
  --button-text-hover: var(--color-link-hover-on-dark);
}

/* Fixed header groups isolate child blending from the page. These two visual
   copies live at body level; links, focus, icons and hover motion stay here. */
.header-surface-blend { display: contents; }
.header-surface-blend:not(.is-active) > :is(img, span) { visibility: hidden; }
.header-surface-blend > :is(img, span) {
  position: fixed;
  z-index: 101;
  display: block;
  margin: 0;
  padding: 0;
  border: 0;
  pointer-events: none;
  color: var(--color-white);
  background: transparent;
  mix-blend-mode: difference;
  text-shadow: none;
  opacity: 1;
  transform: none;
  transition: transform 600ms cubic-bezier(.22, 1, .36, 1),
    opacity 450ms cubic-bezier(.22, 1, .36, 1);
}
body:has(.header.is-footer-hidden) .header-surface-blend > :is(img, span) {
  opacity: 0;
  transform: translateY(-24px);
}
.header-surface-blend__logo { object-fit: contain; object-position: left center; }
.header-surface-blend__contact { white-space: nowrap; }
/* The compact copy lives outside the header, so give both labels the same weight. */
body .header .header-contact,
body .header-surface-blend__contact {
  font-weight: var(--fw-header-contact) !important;
  font-synthesis: none;
}
body .header.has-surface-blend .site-brand__logo { visibility: hidden; transition: none; }
body .header.has-surface-blend .header-contact {
  --button-foreground: transparent;
  --button-text-hover: var(--color-primary);
  transition: none;
}
body .header.has-surface-blend .header-contact:not(:hover):not(:focus-visible) > span {
  visibility: hidden;
}
/* Reveal the real shared rolling label on hover; the star never blends. */
body:has(.header.has-surface-blend .header-contact:is(:hover, :focus-visible))
  .header-surface-blend__contact { visibility: hidden; }

/* Dark sticky surfaces use the cream CTA variant; the hero keeps green stars. */
body .header[data-contact-tone="cream"]:not(.is-open) .header-contact {
  --button-text-hover: var(--color-accent);
}
body .header[data-contact-tone="cream"] .header-contact .button__icon {
  color: var(--color-accent);
}

/* Direct category navigation keeps every menu reachable without a hamburger. */
@media (max-width: 1240px) {
  /* The background surrounds both rows; their positions stay unchanged. */
  .header { --header-offset-top: 15px; --header-bar-top: -7px; --header-bar-bottom: -8px; }
  .header {
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-rows: 44px 36px;
    column-gap: 12px;
    padding-inline: var(--page-gutter);
  }
  .header .site-brand { grid-column: 1; grid-row: 1; max-width: 100%; }
  .header .header-actions { grid-column: 2; grid-row: 1; }
  .header .header-contact { margin-left: 9px; padding-block: 10px; }
  .header .header-contact::before { left: -9px; }
  .header .desktop-nav {
    display: flex;
    grid-column: 1 / -1;
    grid-row: 2;
    height: 36px;
    min-width: 0;
    overflow-x: auto;
    scrollbar-width: none;
  }
  .header .desktop-nav::-webkit-scrollbar { display: none; }
  .header .desktop-nav :is(.nav-trigger, .nav-link) { padding-block: 9px; }
  .header .desktop-nav :is(.nav-trigger, .nav-link):focus-visible { outline-offset: -3px; }
  .header .mega-menu--editorial {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: block;
    width: 100%;
    max-height: calc(100dvh - var(--header-h));
    overflow-y: auto;
    overscroll-behavior: contain;
    color: var(--color-heading);
    background: var(--color-white);
    text-shadow: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  }
  .header .mega-menu--editorial.is-visible {
    opacity: 1;
    visibility: visible;
    transform: none;
  }
  .header .mega-menu--editorial .mega-panel {
    display: none;
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
    min-height: 0;
    height: auto;
    padding: 16px var(--page-gutter) 24px;
  }
  .header .mega-menu--editorial .mega-panel.is-active { display: grid; }
  .header .mega-panel__intro { padding: 0; }
  .header .mega-panel__all { margin-top: 24px; }
  .header .mega-panel__nav { padding: 0; }
  .header .mega-link-grid,
  .header .mega-product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .header .mega-link { min-height: 0; }
}

@media (max-width: 600px) {
  .header .mega-link-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 380px) {
  .header { --header-gutter: 16px; padding-inline: 16px; column-gap: 8px; }
  .header .site-brand { width: 96px; }
  .header .header-actions { gap: 6px; }
  .header .header-contact { margin-left: 11px; }
}
@media (prefers-reduced-motion: reduce) {
  body .header[data-header-state], .header-surface-blend > :is(img, span) { transition: none; }
  .header-icon-link, .header-icon-link__icon, .header-tooltip { transition: none; }
  .header .desktop-nav :is(.nav-trigger, .nav-link) { transition: none; }
  .header[data-header-state]::before,
  .header[data-header-state] .desktop-nav,
  .header[data-header-state] .site-brand__logo,
  .header .header-contact { transition: none; }
}