/* Header: logo, primary nav, search, call-to-action, mobile menu. */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--sas-white);
  border-bottom: 1px solid var(--sas-line);
}

.admin-bar .site-header {
  top: 32px;
}

@media (max-width: 782px) {
  .admin-bar .site-header {
    top: 46px;
  }
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: var(--header-h);
}

/* Logo (also used in the footer) */
.site-logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.site-logo__img {
  display: block;
  width: auto;
  height: 46px;
}

/* Primary nav */
.site-nav__list {
  display: flex;
  gap: 44px;
}

.site-nav__list li {
  display: flex;
}

.navl {
  position: relative;
  padding: 6px 0;
  color: var(--sas-navy);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
}

.navl::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--sas-sky);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 240ms ease;
}

.navl:hover::after {
  transform: scaleX(1);
}

/* Actions: search, call-to-action, menu button */
.site-header__actions {
  display: flex;
  align-items: center;
  gap: 28px;
}

.site-header__cta {
  min-height: 46px;
  padding: 0 22px;
}

.site-search-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 0;
  background: none;
  color: var(--sas-navy);
  cursor: pointer;
  transition: transform 200ms ease;
}

.site-search-toggle:hover {
  transform: scale(1.08);
}

.menubtn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--sas-line-strong);
  border-radius: 0;
  background: var(--sas-white);
  color: var(--sas-navy);
  cursor: pointer;
}

/* Search panel */
.site-search {
  padding: 20px 0;
  border-top: 1px solid var(--sas-line);
  background: var(--sas-white);
}

.site-search[hidden] {
  display: none;
}

.site-search .search-form {
  display: flex;
  gap: 12px;
}

.site-search .search-form label {
  flex: 1;
}

.site-search .search-field {
  width: 100%;
  min-height: 46px;
  padding: 0 16px;
  border: 1px solid var(--sas-line-strong);
  border-radius: 0;
  color: var(--sas-navy);
  font: inherit;
  font-size: 16px;
}

.site-search .search-submit {
  min-height: 46px;
  padding: 0 24px;
  border: 1px solid var(--sas-navy);
  border-radius: 0;
  background: var(--sas-navy);
  color: var(--sas-white);
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
}

.site-search .search-submit:hover {
  border-color: var(--sas-sky);
  background: var(--sas-sky);
}

/* Mobile menu: a side drawer that slides in from the right */
.mobile-nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1;
  background: rgba(17, 17, 17, 0.55);
  opacity: 0;
  visibility: hidden;
  transition: opacity 260ms ease, visibility 0s linear 260ms;
}

.mobile-nav-backdrop.is-open {
  opacity: 1;
  visibility: visible;
  transition-delay: 0s;
}

.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  width: min(86vw, 380px);
  overflow-y: auto;
  background: var(--sas-white);
  box-shadow: -12px 0 40px rgba(17, 17, 17, 0.18);
  transform: translateX(100%);
  visibility: hidden;
  transition: transform 300ms ease, visibility 0s linear 300ms;
}

.mobile-nav.is-open {
  transform: none;
  visibility: visible;
  transition-delay: 0s;
}

.admin-bar .mobile-nav {
  top: 32px;
}

@media (max-width: 782px) {
  .admin-bar .mobile-nav {
    top: 46px;
  }
}

html.menu-open {
  overflow: hidden;
}

.mobile-nav__head {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: var(--header-h);
  padding: 0 24px;
  border-bottom: 1px solid var(--sas-line);
}

.mobile-nav__head .site-logo__img {
  height: 40px;
}

.mobile-nav__body {
  flex: 1 1 auto;
  padding: 8px 24px;
}

.mobile-nav__foot {
  flex: 0 0 auto;
  padding: 20px 24px calc(24px + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--sas-line);
  background: var(--sas-white);
}

.mobile-nav__cta {
  width: 100%;
}

.mobile-nav .menubtn {
  display: inline-flex;
}

.site-header .fbig {
  color: var(--sas-navy);
  border-top-color: #073b6326;
}

.site-header .mobile-nav__list li:first-child .fbig {
  border-top: 0;
}

.site-header .fbig:hover {
  color: var(--sas-sky);
}

@media (max-width: 1000px) {
  .desktop-only {
    display: none !important;
  }

  .menubtn {
    display: inline-flex;
  }

  /* Search sits just left of the menu button */
  .site-header__actions {
    gap: 8px;
  }
}

@media (min-width: 1001px) {
  .mobile-nav,
  .mobile-nav-backdrop {
    display: none !important;
  }
}