/* Site Header - ACE Design System */
/* Mobile-first approach */

.site-header {
  position: relative;
  z-index: 100;
}

.site-header--light {
  background-color: #ffffff;
  color: #333333;
  border-bottom: 1px solid #e5e5e5;
}

.site-header--dark {
  background-color: #2d2d2d;
  color: #ffffff;
  border-bottom: 1px solid #444444;
}

.site-header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
  height: 80px;
}

/* Logo */
.site-header__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}

.site-header__logo img,
.site-header__logo svg {
  width: 160px;
  height: auto;
  max-height: 69px;
}

/* Navigation - Desktop */
.site-header__nav {
  display: none;
}

.site-header__nav > ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 32px;
}

.site-header__nav > ul > li {
  position: relative;
}

.site-header__nav > ul > li > a {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 0;
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s ease;
}

.site-header--light .site-header__nav > ul > li > a {
  color: #333333;
}

.site-header--light .site-header__nav > ul > li > a:hover {
  color: #0056A6;
}

.site-header--dark .site-header__nav > ul > li > a {
  color: #ffffff;
}

.site-header--dark .site-header__nav > ul > li > a:hover {
  color: #E87722;
}

/* Dropdown arrow */
.site-header__nav > ul > li.has-children > a::after {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  margin-top: -2px;
  transition: transform 0.2s ease;
}

.site-header__nav > ul > li.has-children:hover > a::after {
  transform: rotate(-135deg);
  margin-top: 2px;
}

/* Fix hover gap — invisible bridge so hover is not lost between trigger and dropdown */
.site-header__nav > ul > li.has-children::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  height: 8px;
  background: transparent;
  z-index: 102;
}

/* Standard Dropdown menu */
.site-header__nav > ul > li > ul {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 280px;
  padding: 16px;
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
  list-style: none;
  margin: 8px 0 0;
  z-index: 101;
}

.site-header__nav > ul > li:hover > ul {
  display: block;
}

.site-header__nav > ul > li > ul > li {
  margin-bottom: 12px;
}

.site-header__nav > ul > li > ul > li:last-child {
  margin-bottom: 0;
}

.site-header__nav > ul > li > ul > li > a {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 8px;
  color: #333333;
  text-decoration: none;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}

.site-header__nav > ul > li > ul > li > a:hover {
  background-color: #E8F4FD;
}

.site-header__nav > ul > li > ul > li > a img {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 4px;
  flex-shrink: 0;
}

.site-header__nav > ul > li > ul > li > a span {
  font-weight: 600;
  font-size: 0.9375rem;
}

.site-header__nav > ul > li > ul > li > a small {
  display: block;
  font-size: 0.8125rem;
  color: #666666;
  margin-top: 2px;
}

/* Mega Menu */
.site-header__nav > ul > li.mega-menu > ul {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  width: 90vw;
  max-width: 1100px;
  padding: 32px 48px;
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  list-style: none;
  margin: 0;
  z-index: 101;
}

.site-header__nav > ul > li.mega-menu:hover > ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px 48px;
}

.site-header__nav > ul > li.mega-menu > ul > li {
  margin-bottom: 0;
}

.site-header__mega-header {
  grid-column: 1 / -1;
  font-size: 0.875rem;
  font-weight: 700;
  color: #0056A6;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.site-header__mega-section-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: #666666;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid #e5e5e5;
}

/* Nested list inside each mega-menu column */
.site-header__nav > ul > li.mega-menu > ul > li.site-header__mega-column > ul {
  display: block;
  position: static;
  min-width: auto;
  padding: 0;
  margin: 0;
  background-color: transparent;
  box-shadow: none;
  border-radius: 0;
}

.site-header__nav > ul > li.mega-menu > ul > li.site-header__mega-column > ul > li {
  margin-bottom: 12px;
}

.site-header__nav > ul > li.mega-menu > ul > li.site-header__mega-column > ul > li:last-child {
  margin-bottom: 0;
}

.site-header__nav > ul > li.mega-menu > ul > li > a {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 12px;
  color: #333333;
  text-decoration: none;
  border-radius: 6px;
  transition: background-color 0.2s ease;
}

.site-header__nav > ul > li.mega-menu > ul > li > a:hover {
  background-color: #f5f5f5;
}

/* Mega-menu items inside columns need the same styling as direct mega-menu children */
.site-header__nav > ul > li.mega-menu > ul > li.site-header__mega-column > ul > li > a {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 12px;
  color: #333333;
  text-decoration: none;
  border-radius: 6px;
  transition: background-color 0.2s ease;
}

.site-header__nav > ul > li.mega-menu > ul > li.site-header__mega-column > ul > li > a:hover {
  background-color: #f5f5f5;
}

.site-header__mega-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #E8F4FD;
  color: #0056A6;
  flex-shrink: 0;
}

.site-header__mega-icon svg,
.site-header__mega-icon img {
  width: 20px;
  height: 20px;
}

.site-header__mega-content {
  display: flex;
  flex-direction: column;
}

.site-header__mega-content strong {
  font-weight: 600;
  font-size: 0.9375rem;
  color: #333333;
}

.site-header__mega-content span {
  font-size: 0.8125rem;
  color: #666666;
  margin-top: 2px;
}

.site-header__mega-footer {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  margin-top: 16px;
  border-top: 1px solid #e5e5e5;
}

.site-header__mega-footer-text {
  font-size: 0.875rem;
  color: #666666;
}

.site-header__mega-footer-text strong {
  color: #0056A6;
  font-weight: 600;
}

.site-header__mega-footer-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  color: #0056A6;
  text-decoration: none;
  transition: color 0.2s ease;
}

.site-header__mega-footer-link:hover {
  color: #E87722;
}

.site-header__mega-footer-link::after {
  content: '→';
  font-size: 1rem;
}

/* Utilities */
.site-header__utilities {
  display: flex;
  align-items: center;
  gap: 16px;
}

.site-header__language {
  display: none;
}

.site-header__search {
  display: none;
}

.site-header__login {
  display: inline-block;
  padding: 10px 24px;
  font-size: 0.875rem;
  font-weight: 600;
  color: #ffffff;
  background-color: #E87722;
  text-decoration: none;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}

.site-header__login:hover {
  background-color: #d66a1a;
}

/* Hide desktop login in header; mobile panel shows it via specific selectors below */
.site-header__utilities > .site-header__login {
  display: none;
}

/* Mobile menu toggle */
.site-header__menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
}

.site-header__menu-icon {
  position: relative;
  display: block;
  width: 24px;
  height: 2px;
  background-color: currentColor;
  transition: background-color 0.2s ease;
}

.site-header__menu-icon::before,
.site-header__menu-icon::after {
  content: '';
  position: absolute;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: currentColor;
  transition: transform 0.2s ease;
}

.site-header__menu-icon::before {
  top: -7px;
}

.site-header__menu-icon::after {
  top: 7px;
}

/* Mobile menu */
.site-header__mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ffffff;
  z-index: 200;
  overflow-y: auto;
}

.site-header__mobile-menu[aria-hidden="false"] {
  display: block;
}

/* Mobile top bar */
.site-header__mobile-top-bar {
  background-color: #0056A6;
  color: #ffffff;
  text-align: center;
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 500;
}

/* Mobile menu header */
.site-header__mobile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  border-bottom: 1px solid #e5e5e5;
}

.site-header__mobile-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: #333333;
}

.site-header__mobile-logo img,
.site-header__mobile-logo svg {
  width: 120px;
  height: auto;
}

.site-header__mobile-utilities-top {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Mobile menu inner */
.site-header__mobile-menu-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px;
}

.site-header__mobile-search-bar {
  margin-bottom: 16px;
}

.site-header__mobile-search-bar input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #e5e5e5;
  border-radius: 24px;
  font-size: 1rem;
  background-color: #f5f5f5;
}

.site-header__mobile-nav {
  margin-bottom: 24px;
}

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

.site-header__mobile-nav > ul > li {
  border-bottom: 1px solid #e5e5e5;
}

.site-header__mobile-nav > ul > li > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  font-size: 1.125rem;
  font-weight: 500;
  color: #333333;
  text-decoration: none;
}

.site-header__mobile-nav > ul > li.has-children > a::after {
  content: '⌄';
  font-size: 1.25rem;
  color: #666666;
}

.site-header__mobile-nav > ul > li:not(.has-children) > a::after {
  content: '›';
  font-size: 1.25rem;
  color: #666666;
}

.site-header__mobile-nav > ul > li > ul {
  display: none;
  padding-left: 16px;
  padding-bottom: 16px;
}

.site-header__mobile-nav > ul > li.is-open > ul {
  display: block;
}

.site-header__mobile-nav > ul > li.is-open > a::after {
  content: '⌃';
}

.site-header__mobile-nav > ul > li > ul > li > a {
  display: block;
  padding: 8px 0;
  font-size: 1rem;
  color: #666666;
  text-decoration: none;
}

/* Mobile footer */
.site-header__mobile-footer {
  text-align: center;
  padding: 32px 16px;
  border-top: 1px solid #e5e5e5;
}

.site-header__mobile-tagline {
  font-size: 0.875rem;
  color: #666666;
  margin: 0 0 24px;
  line-height: 1.5;
}

.site-header__mobile-follow {
  font-size: 0.75rem;
  font-weight: 700;
  color: #666666;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.site-header__mobile-social {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.site-header__mobile-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: #E8F4FD;
  color: #0056A6;
  text-decoration: none;
  transition: all 0.2s ease;
}

.site-header__mobile-social a:hover {
  background-color: #0056A6;
  color: #ffffff;
}

.site-header__mobile-social a svg,
.site-header__mobile-social a img {
  width: 20px;
  height: 20px;
}

/* Desktop styles */
@media (min-width: 1024px) {
  .site-header__container {
    padding: 0 32px;
    height: 96px;
  }

  .site-header__nav {
    display: block;
  }

  .site-header__language,
  .site-header__search {
    display: block;
  }

  .site-header__utilities > .site-header__login {
    display: inline-block;
  }

  .site-header__menu-toggle {
    display: none;
  }

  .site-header__mobile-menu {
    display: none !important;
  }
}