/* =========================
   HEADER BASE
========================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--bg-white);
  transition: all 0.3s ease;
}

/* =========================
   UTILITY BAR
========================= */
.utility-bar {
  background: var(--bg-light);
  border-bottom: 1px solid var(--border-light);
  font-size: 13px;
}

.utility-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
}

.utility-links {
  display: flex;
  gap: 24px;
}

.utility-links a {
  color: var(--text-medium);
  text-decoration: none;
}

.utility-links a:hover {
  color: var(--primary-navy);
}

.utility-actions {
  display: flex;
  gap: 16px;
  align-items: center;
}

/* Remove box around search icon */
.search-toggle {
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 8px;
}

.search-toggle:focus,
.search-toggle:focus-visible {
    outline: none;
    box-shadow: none;
}

/* Language selector buttons — clean enterprise style */
.lang-btn {
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 4px 6px;
    border-radius: 0;
}

.lang-btn:hover {
    color: var(--primary-navy);
}

.lang-btn:focus,
.lang-btn:focus-visible {
    outline: none;
    box-shadow: none;
}

/* =========================
   MAIN HEADER
========================= */
.main-header {
  background: var(--bg-white);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  transition: all 0.3s ease;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  transition: padding 0.3s ease;
}

/* =========================
   LOGO
========================= */
.site-branding {
  display: flex;
  align-items: center;
}

.custom-logo {
  max-height: 64px;
  width: auto;
  height: auto;
  display: block;
}

.site-header.scrolled .custom-logo {
  max-height: 36px;
}

.logo-text {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary-navy);
}

.logo-accent {
  font-weight: 400;
  color: var(--accent-red);
}

/* =========================
   NAVIGATION
========================= */
.main-navigation {
  flex: 1;
  display: flex;
  justify-content:center;
  margin-left: 48px; /* spacing from logo */
}


.nav-menu {
  list-style: none;
  display: flex;
  align-items: right;
  margin: 0;
  padding: 0;
}

.nav-menu > li {
  position: relative;
}

.nav-menu > li > a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 20px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-dark);
  text-decoration: none;
}

.nav-menu > li > a:hover {
  color: var(--secondary-blue);
}

/* =========================
   DESKTOP SUBMENU
========================= */
.nav-menu .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background: var(--bg-white);
  border-radius: 4px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  padding: 12px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.25s ease;
  pointer-events: none;
  z-index: 1000;
}

.nav-menu li.menu-item-has-children:hover > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.sub-menu li a {
  display: block;
  padding: 10px 24px;
  font-size: 14px;
  color: var(--text-dark);
  text-decoration: none;
}

.sub-menu li a:hover {
  background: var(--bg-light);
  color: var(--secondary-blue);
}

/* =========================
   HEADER ACTIONS
========================= */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-cta {
  padding: 14px 22px;
  font-size: 15px;
  border-radius: 6px;
}


/* =========================
   MOBILE MENU
========================= */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-dark);
}

/* =========================
   SCROLLED STATE
========================= */
.site-header.scrolled .utility-bar {
  display: none;
}

.site-header.scrolled .header-content {
  padding: 12px 0;
}

.site-header.scrolled .main-header {
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}

/* =========================
   RESPONSIVE
========================= */
@media (max-width: 900px) {

  .main-navigation {
    position: fixed;
    top: 0;
    left: -100%;
    width: 320px;
    height: 100vh;
    background: var(--bg-white);
    padding: 80px 0 40px;
    transition: left 0.3s ease;
    z-index: 999;
  }

  .main-navigation.active {
    left: 0;
  }

  .nav-menu {
    flex-direction: column;
    align-items: stretch;
  }

  .nav-menu > li > a {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-light);
  }

  .sub-menu {
    position: static;
    box-shadow: none;
    transform: none;
    opacity: 1;
    visibility: visible;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .menu-item-has-children.active > .sub-menu {
    max-height: 500px;
  }

  .sub-menu li a {
    padding: 12px 40px;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .header-cta {
    display: none;
  }
}

@media (max-width: 480px) {
  .custom-logo {
    max-height: 34px;
  }
}