/**
 * Header Styles
 *
 * @package Wisdom Trust
 */

/* ==========================================================================
   Top Bar
   ========================================================================== */

.top-bar {
  background-color: var(--wisdomtrust-gray-900);
  color: var(--wisdomtrust-white);
  font-size: var(--wisdomtrust-text-sm);
  padding: var(--wisdomtrust-space-2) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--wisdomtrust-space-4);
}

.top-bar-left,
.top-bar-right {
  display: flex;
  align-items: center;
  gap: var(--wisdomtrust-space-4);
}

.top-bar-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--wisdomtrust-space-4);
}

.top-bar-menu a {
  color: var(--wisdomtrust-white);
  text-decoration: none;
  transition: opacity var(--wisdomtrust-transition-fast);
}

.top-bar-menu a:hover {
  opacity: 0.8;
}

.top-bar .social-icons {
  display: flex;
  gap: var(--wisdomtrust-space-3);
}

.top-bar .social-icons a {
  color: var(--wisdomtrust-white);
  font-size: var(--wisdomtrust-text-base);
  transition: opacity var(--wisdomtrust-transition-fast);
}

.top-bar .social-icons a:hover {
  opacity: 0.8;
}

/* ==========================================================================
   Main Header
   ========================================================================== */

.site-header {
  position: relative;
  z-index: var(--wisdomtrust-z-sticky);
  background-color: var(--wisdomtrust-white);
  border-bottom: 1px solid var(--wisdomtrust-gray-200);
  transition: all var(--wisdomtrust-transition-base);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--wisdomtrust-space-4) 0;
  gap: var(--wisdomtrust-space-6);
}

/* ==========================================================================
   Sticky Header
   ========================================================================== */

.header-sticky {
  position: sticky;
  top: 0;
}

.header-sticky.scrolled {
  box-shadow: var(--wisdomtrust-shadow-md);
}

.header-sticky.scrolled .header-inner {
  padding: var(--wisdomtrust-space-3) 0;
}

/* ==========================================================================
   Transparent Header
   ========================================================================== */

.header-transparent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  background-color: transparent;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-transparent .site-title a,
.header-transparent .main-navigation a,
.header-transparent .header-actions button,
.header-transparent .header-actions a {
  color: var(--wisdomtrust-white);
}

.header-transparent.scrolled {
  background-color: var(--wisdomtrust-white);
  border-bottom: 1px solid var(--wisdomtrust-gray-200);
}

.header-transparent.scrolled .site-title a,
.header-transparent.scrolled .main-navigation a,
.header-transparent.scrolled .header-actions button,
.header-transparent.scrolled .header-actions a {
  color: var(--wisdomtrust-gray-900);
}

/* ==========================================================================
   Site Branding
   ========================================================================== */

.site-branding {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.custom-logo-link {
  display: block;
  line-height: 0;
}

.custom-logo {
  max-height: 60px;
  width: auto;
  height: auto;
  transition: max-height var(--wisdomtrust-transition-base);
}

.header-sticky.scrolled .custom-logo {
  max-height: 50px;
}

.site-branding-text {
  display: flex;
  flex-direction: column;
}

.site-title {
  margin: 0;
  font-size: var(--wisdomtrust-text-2xl);
  font-weight: var(--wisdomtrust-font-bold);
  line-height: var(--wisdomtrust-leading-tight);
}

.site-title a {
  color: var(--wisdomtrust-gray-900);
  text-decoration: none;
  transition: color var(--wisdomtrust-transition-fast);
}

.site-title a:hover {
  color: var(--wisdomtrust-primary);
}

.site-description {
  margin: 0;
  font-size: var(--wisdomtrust-text-sm);
  color: var(--wisdomtrust-gray-600);
}

/* ==========================================================================
   Main Navigation
   ========================================================================== */

.main-navigation {
  flex: 1;
  display: flex;
  justify-content: center;
}

.primary-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--wisdomtrust-space-6);
}

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

.primary-menu > li > a {
  display: flex;
  align-items: center;
  padding: var(--wisdomtrust-space-2) 0;
  color: var(--wisdomtrust-gray-900);
  font-weight: var(--wisdomtrust-font-medium);
  font-size: var(--wisdomtrust-text-base);
  text-decoration: none;
  transition: color var(--wisdomtrust-transition-fast);
}

.primary-menu > li > a:hover,
.primary-menu > li.current-menu-item > a,
.primary-menu > li.current-menu-ancestor > a {
  color: var(--wisdomtrust-primary);
}

/* Menu Toggle (Mobile) */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--wisdomtrust-space-2);
  cursor: pointer;
  color: var(--wisdomtrust-gray-900);
}

.menu-toggle-icon {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 24px;
}

.menu-toggle-icon span {
  display: block;
  height: 2px;
  background-color: currentColor;
  transition: all var(--wisdomtrust-transition-base);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ==========================================================================
   Dropdown Menus
   ========================================================================== */

.primary-menu .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background-color: var(--wisdomtrust-white);
  box-shadow: var(--wisdomtrust-shadow-lg);
  border-radius: var(--wisdomtrust-radius-md);
  padding: var(--wisdomtrust-space-2);
  list-style: none;
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--wisdomtrust-transition-base);
  z-index: var(--wisdomtrust-z-dropdown);
}

.primary-menu li:hover > .sub-menu,
.primary-menu li:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.primary-menu .sub-menu li {
  margin: 0;
}

.primary-menu .sub-menu a {
  display: block;
  padding: var(--wisdomtrust-space-2) var(--wisdomtrust-space-4);
  color: var(--wisdomtrust-gray-700);
  text-decoration: none;
  border-radius: var(--wisdomtrust-radius-sm);
  transition: all var(--wisdomtrust-transition-fast);
}

.primary-menu .sub-menu a:hover,
.primary-menu .sub-menu .current-menu-item > a {
  background-color: var(--wisdomtrust-gray-100);
  color: var(--wisdomtrust-primary);
}

/* Nested Dropdowns */
.primary-menu .sub-menu .sub-menu {
  top: 0;
  left: 100%;
  margin-left: var(--wisdomtrust-space-2);
}

/* Dropdown Indicator */
.primary-menu .menu-item-has-children > a::after {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: var(--wisdomtrust-space-2);
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  transition: transform var(--wisdomtrust-transition-fast);
}

.primary-menu .sub-menu .menu-item-has-children > a::after {
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  border-left: 4px solid currentColor;
  transform: rotate(0);
}

/* ==========================================================================
   Mega Menu
   ========================================================================== */

.primary-menu .mega-menu {
  position: static;
}

.primary-menu .mega-menu > .sub-menu {
  left: 0;
  right: 0;
  width: 100%;
  max-width: var(--wisdomtrust-container-xl);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--wisdomtrust-space-6);
  padding: var(--wisdomtrust-space-6);
}

.primary-menu .mega-menu .sub-menu > li {
  margin: 0;
}

.primary-menu .mega-menu .sub-menu > li > a {
  font-weight: var(--wisdomtrust-font-semibold);
  color: var(--wisdomtrust-gray-900);
  padding-bottom: var(--wisdomtrust-space-3);
  border-bottom: 2px solid var(--wisdomtrust-gray-200);
  margin-bottom: var(--wisdomtrust-space-2);
}

.primary-menu .mega-menu .sub-menu .sub-menu {
  position: static;
  opacity: 1;
  visibility: visible;
  transform: none;
  box-shadow: none;
  padding: 0;
  margin-top: var(--wisdomtrust-space-2);
}

/* ==========================================================================
   Header Actions
   ========================================================================== */

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--wisdomtrust-space-4);
  flex-shrink: 0;
}

.header-actions button,
.header-actions a {
  background: none;
  border: none;
  padding: var(--wisdomtrust-space-2);
  cursor: pointer;
  color: var(--wisdomtrust-gray-900);
  transition: color var(--wisdomtrust-transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-actions button:hover,
.header-actions a:hover {
  color: var(--wisdomtrust-primary);
}

.cart-toggle {
  position: relative;
}

.cart-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background-color: var(--wisdomtrust-secondary);
  color: var(--wisdomtrust-white);
  font-size: var(--wisdomtrust-text-xs);
  font-weight: var(--wisdomtrust-font-bold);
  min-width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--wisdomtrust-radius-full);
  padding: 0 4px;
}

.header-cta {
  padding: var(--wisdomtrust-space-2) var(--wisdomtrust-space-5) !important;
  white-space: nowrap;
}

/* ==========================================================================
   Search Modal
   ========================================================================== */

.search-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.9);
  z-index: var(--wisdomtrust-z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--wisdomtrust-transition-base);
}

.search-modal.active {
  opacity: 1;
  visibility: visible;
}

.search-modal-inner {
  position: relative;
  width: 100%;
  max-width: 600px;
  padding: var(--wisdomtrust-space-6);
}

.search-close {
  position: absolute;
  top: 0;
  right: 0;
  background: none;
  border: none;
  color: var(--wisdomtrust-white);
  cursor: pointer;
  padding: var(--wisdomtrust-space-2);
  transition: opacity var(--wisdomtrust-transition-fast);
}

.search-close:hover {
  opacity: 0.7;
}

.search-form-wrapper .search-form {
  display: flex;
  gap: var(--wisdomtrust-space-2);
}

.search-form-wrapper input[type="search"] {
  flex: 1;
  padding: var(--wisdomtrust-space-4);
  font-size: var(--wisdomtrust-text-lg);
  border: none;
  border-radius: var(--wisdomtrust-radius-md);
  background-color: var(--wisdomtrust-white);
}

.search-form-wrapper button {
  padding: var(--wisdomtrust-space-4) var(--wisdomtrust-space-6);
  font-size: var(--wisdomtrust-text-lg);
  border: none;
  border-radius: var(--wisdomtrust-radius-md);
  background-color: var(--wisdomtrust-primary);
  color: var(--wisdomtrust-white);
  cursor: pointer;
  transition: background-color var(--wisdomtrust-transition-fast);
}

.search-form-wrapper button:hover {
  background-color: var(--wisdomtrust-primary-dark);
}

/* ==========================================================================
   Header Styles Variations
   ========================================================================== */

/* Centered Logo */
.header-centered .header-inner {
  flex-direction: column;
  text-align: center;
}

.header-centered .site-branding {
  margin-bottom: var(--wisdomtrust-space-4);
}

/* Split Navigation */
.header-split .header-inner {
  justify-content: center;
}

.header-split .site-branding {
  order: 2;
  margin: 0 var(--wisdomtrust-space-8);
}

.header-split .main-navigation {
  order: 1;
  flex: 0;
}

.header-split .header-actions {
  order: 3;
}

/* Minimal Header */
.header-minimal .header-inner {
  padding: var(--wisdomtrust-space-3) 0;
}

.header-minimal .site-title {
  font-size: var(--wisdomtrust-text-xl);
}

.header-minimal .primary-menu {
  gap: var(--wisdomtrust-space-4);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 1024px) {
  .primary-menu {
    gap: var(--wisdomtrust-space-4);
  }

  .primary-menu > li > a {
    font-size: var(--wisdomtrust-text-sm);
  }
}

@media (max-width: 768px) {
  .top-bar {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .main-navigation {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--wisdomtrust-white);
    z-index: var(--wisdomtrust-z-modal);
    padding: var(--wisdomtrust-space-20) var(--wisdomtrust-space-6);
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transition: all var(--wisdomtrust-transition-base);
  }

  .main-navigation.active {
    opacity: 1;
    visibility: visible;
  }

  .primary-menu {
    flex-direction: column;
    gap: 0;
  }

  .primary-menu > li {
    border-bottom: 1px solid var(--wisdomtrust-gray-200);
  }

  .primary-menu > li > a {
    padding: var(--wisdomtrust-space-4) 0;
    font-size: var(--wisdomtrust-text-lg);
  }

  .primary-menu .sub-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border-radius: 0;
    padding: 0 0 0 var(--wisdomtrust-space-4);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--wisdomtrust-transition-base);
  }

  .primary-menu li.menu-open > .sub-menu {
    max-height: 1000px;
  }

  .primary-menu .sub-menu a {
    padding: var(--wisdomtrust-space-3) 0;
  }

  .primary-menu .mega-menu > .sub-menu {
    grid-template-columns: 1fr;
    padding: 0 0 0 var(--wisdomtrust-space-4);
  }

  .header-actions .header-cta {
    display: none;
  }

  .header-split .header-inner,
  .header-centered .header-inner {
    flex-direction: row;
  }

  .header-split .site-branding,
  .header-centered .site-branding {
    order: 1;
    margin: 0;
  }

  .header-split .main-navigation,
  .header-centered .main-navigation {
    order: 3;
  }

  .header-split .header-actions,
  .header-centered .header-actions {
    order: 2;
  }
}

@media (max-width: 480px) {
  .header-inner {
    padding: var(--wisdomtrust-space-3) 0;
  }

  .custom-logo {
    max-height: 40px;
  }

  .site-title {
    font-size: var(--wisdomtrust-text-lg);
  }

  .header-actions {
    gap: var(--wisdomtrust-space-2);
  }

  .header-actions button,
  .header-actions a {
    padding: var(--wisdomtrust-space-1);
  }
}