/* Header Styles - Desktop First */
header {
  background-color: var(--color-bg-base);
  padding: 10px 10px;
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  border-radius: 50px;
  max-width: 1248px;
  width: calc(100% - 32px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.header-container {
  /* max-width: 1200px; */
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

/* Logo Section - Desktop */
.header-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  position: absolute;
  /* left: 20px; */
  z-index: 10;
}

.logo-img {
  /* height: 26px; */
  width: 150px;
  display: block;
}

.logo-link:focus-visible {
  outline: none;
}

/* Desktop Navigation - Default Visible */
.header-nav {
  display: block;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  max-width: 100%;
  overflow: visible;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: nowrap;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-family);
  font-size: var(--font-size-b1-desktop);
  font-weight: var(--font-weight-regular);
  color: var(--color-text-primary);
  text-decoration: none;
  transition: background-color 0.3s ease, color 0.3s ease;
  padding: 6px 16px;
  border-radius: 50px;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-link:hover {
  color: var(--color-text-primary);
  background-color: var(--color-bg-gray-light);
}

.nav-link.active {
  color: var(--color-text-primary);
  background-color: var(--color-bg-gray-light);
}

.dropdown-icon {
  transition: transform 0.3s ease;
}

.nav-item-dropdown:hover .dropdown-icon,
.nav-item-dropdown:focus-within .dropdown-icon {
  transform: rotate(180deg);
}

/* Dropdown Menu */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-bg-base);
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  list-style: none;
  margin: 0;
  padding: 8px 0;
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-10px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
  margin-top: 8px;
}

.nav-item-dropdown:hover .dropdown-menu,
.nav-item-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-link {
  display: block;
  padding: 12px 20px;
  font-family: var(--font-family);
  font-size: var(--font-size-b1-desktop);
  font-weight: var(--font-weight-regular);
  color: var(--color-heading);
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.dropdown-link:hover {
  background-color: var(--color-bg-gray-light);
  color: var(--color-text-primary);
}

/* Contact Button - Desktop Default Visible */
.header-cta {
  display: block;
  position: absolute;
  right: 0px;
  z-index: 10;
}

.btn-contact {
  display: inline-block;
  padding: 10px 24px;
  background-color: var(--color-text-primary);
  color: var(--color-outline-button-text);
  font-family: var(--font-family);
  font-size: var(--font-size-b2-desktop);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  border-radius: 42px;
  transition: background-color 0.3s ease, transform 0.2s ease;
  white-space: nowrap;
}

.btn-contact:hover {
  opacity: 0.9;
  color: var(--color-outline-button-text);
  background-color: var(--color-heading);
  scale: 1.05;
  cursor: pointer;
  transition: all 0.3s ease;
}

/* Mobile Menu Toggle - Hidden by Default */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 10001;
  position: absolute;
  right: 16px;
}

.hamburger-line {
  width: 24px;
  height: 2px;
  background-color: var(--color-heading);
  transition: all 0.3s ease;
  border-radius: 2px;
}

/* Mobile Menu - Hidden by Default */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--color-bg-base);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  z-index: 10000;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  visibility: hidden;
}

.mobile-menu[aria-hidden="false"],
.mobile-menu.active {
  transform: translateX(0);
  visibility: visible;
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px;
  border-bottom: 1px solid var(--color-button-outline-hover);
  flex-shrink: 0;
}

.mobile-menu-title {
  font-family: var(--font-family);
  font-size: var(--font-size-h2-mobile);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary-100);
  margin: 0;
}

.mobile-menu-close {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--color-heading);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s ease;
}

.mobile-menu-close:hover {
  opacity: 0.7;
}

.mobile-menu-close svg {
  width: 24px;
  height: 24px;
}

/* Mobile Navigation */
.mobile-nav {
  padding: 0;
  flex: 1 1 auto;
  overflow-y: auto;
  min-height: 0;
}

.mobile-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: block;
  width: 100%;
}

.mobile-nav-item {
  border-bottom: 1px solid var(--color-border);
  display: block;
  width: 100%;
}

.mobile-nav-link {
  display: block;
  padding: 16px 20px;
  font-family: var(--font-family);
  font-size: var(--font-size-b1-mobile);
  font-weight: var(--font-weight-regular);
  color: var(--color-text-primary-100);
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.mobile-nav-link:hover {
  background-color: var(--color-bg-gray);
  color: var(--color-text-primary-100);
}

.mobile-nav-link.active {
  background-color: var(--color-bg-gray);
  color: var(--color-text-primary-100);
}

/* Mobile Dropdown Styles */
.mobile-nav-item-dropdown {
  position: relative;
}

.mobile-nav-link-dropdown {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  padding: 16px 20px;
  font-family: var(--font-family);
  font-size: var(--font-size-b1-mobile);
  font-weight: var(--font-weight-regular);
  color: var(--color-text-primary-100);
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.mobile-nav-link-dropdown:hover {
  background-color: var(--color-bg-gray);
  color: var(--color-text-primary-100);
}

.mobile-nav-link-dropdown.active {
  background-color: var(--color-bg-gray);
  color: var(--color-text-primary-100);
}

.mobile-dropdown-icon {
  transition: transform 0.3s ease;
  flex-shrink: 0;
  margin-left: 8px;
}

.mobile-nav-item-dropdown[aria-expanded="true"] .mobile-dropdown-icon,
.mobile-nav-link-dropdown[aria-expanded="true"] .mobile-dropdown-icon {
  transform: rotate(180deg);
}

.mobile-dropdown-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.mobile-nav-item-dropdown[aria-expanded="true"] .mobile-dropdown-menu {
  max-height: 500px;
}

.mobile-dropdown-item {
  border-bottom: 1px solid var(--color-border);
}

.mobile-dropdown-link {
  display: block;
  padding: 16px 20px 16px 40px;
  font-family: var(--font-family);
  font-size: var(--font-size-b1-mobile);
  font-weight: var(--font-weight-regular);
  color: var(--color-text-primary-100);
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.mobile-dropdown-link:hover {
  background-color: var(--color-bg-gray);
  color: var(--color-text-primary-100);
}

.mobile-menu-cta {
  border-top: 1px solid var(--color-border);
  margin-bottom: 20px;
  flex-shrink: 0;
}

.btn-contact-mobile {
  display: block;
  width: 100%;
  padding: 16px 24px;
  background-color: var(--color-heading);
  color: var(--color-outline-button-text);
  font-family: var(--font-family);
  font-size: var(--font-size-b2-mobile);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  border-radius: 40px;
  text-align: center;
  transition: background-color 0.3s ease, opacity 0.3s ease;
}

.btn-contact-mobile:hover {
  opacity: 0.9;
  color: var(--color-outline-button-text);
  background-color: var(--color-heading);
  cursor: pointer;
}

/* Tablet Styles - Max-width 768px */
@media (max-width: 830px) {
  header {
    border-radius: 50px;
    padding: 16px 10px;
    top: 16px;
    width: calc(100% - 32px);
  }

  .header-container {
    padding: 16px 16px;
  }

  .mobile-menu-cta {
    margin-left: 20px;
    margin-right: 20px;
  }

  .logo-img {
    width: 125px;
  }

  /* Hide Desktop Navigation */
  .header-nav {
    display: none;
  }

  /* Hide Desktop Contact Button */
  .header-cta {
    display: none;
  }

  /* Show Mobile Menu Toggle */
  .mobile-menu-toggle {
    display: flex;
  }

  /* Hide hamburger icon when mobile menu is open */
  .mobile-menu-toggle[aria-expanded="true"] {
    display: none;
  }
}

/* Small Mobile Styles - Max-width 480px */
@media (max-width: 480px) {
  .header-container {
    padding: 0 20px;
  }

  .header {
    border-radius: 50px;
    padding: 30px 5px;
    top: 16px;
    width: calc(100% - 32px);
  }

  .mobile-menu {
    width: 100vw;
  }

  .logo-img {
    width: 125px;
  }

  .mobile-menu-cta {
    margin-left: 20px;
    margin-right: 20px;
  }

  /* 
  .mobile-menu-toggle {
    right: 12px;
  } */
}

/* ============================================
   Dark Header Variant for Resources Page and Resource Detail Page
   All existing header classes remain unchanged
   ============================================ */

/* Resources page body padding to account for fixed header */
.resources-page,
.resource-detail-page {
  padding-top: 100px;
}

/* Dark header background for resources page and resource detail page */
.resources-page header,
.resource-detail-page header {
  background-color: var(--color-bg-gray-dark);
}

/* Navigation links - white text */
.resources-page .nav-list,
.resource-detail-page .nav-list {
  gap: 12px;
  flex-wrap: nowrap;
}

.resources-page .nav-link,
.resource-detail-page .nav-link {
  color: var(--color-outline-button-text);
  padding: 6px 16px;
  border-radius: 50px;
  transition: background-color 0.3s ease, color 0.3s ease;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.resources-page .nav-link:hover,
.resource-detail-page .nav-link:hover {
  color: var(--color-outline-button-text);
  background-color: var(--color-bg-gray-dark-2);
}

/* About link hover state - highlighted */
.resources-page .nav-item-dropdown:hover > .nav-link,
.resource-detail-page .nav-item-dropdown:hover > .nav-link {
  background-color: var(--color-bg-gray-dark-2);
}

/* Active state for dark header */
.resources-page .nav-link.active,
.resource-detail-page .nav-link.active {
  color: var(--color-outline-button-text);
  background-color: var(--color-bg-gray-dark-2);
}

/* Contact button - white background with dark text */
.resources-page .btn-contact,
.resource-detail-page .btn-contact {
  background-color: var(--color-outline-button-text);
  color: var(--color-heading);
}

.resources-page .btn-contact:hover,
.resource-detail-page .btn-contact:hover {
  background: var#F0F0F0;
  color: var(--color-text-primary-100);
}

/* Dropdown menu - dark background */
.resources-page .dropdown-menu,
.resource-detail-page .dropdown-menu {
  background-color: var(--color-bg-gray-dark-2);
  border-radius: 8px;
}

.resources-page .dropdown-link,
.resource-detail-page .dropdown-link {
  color: var(--color-outline-button-text);
  border-radius: 0;
  padding: 12px 20px;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.resources-page .dropdown-link:hover,
.resource-detail-page .dropdown-link:hover {
  background-color: var(--color-bg-gray-dark);
  color: var(--color-outline-button-text);
}

.resources-page .dropdown-link.active,
.resource-detail-page .dropdown-link.active {
  background-color: var(--color-bg-gray-dark);
  color: var(--color-outline-button-text);
}

/* Active state for white header dropdown */
.dropdown-link.active {
  background-color: var(--color-bg-gray-light);
  color: var(--color-text-primary);
}

/* Mobile menu - dark background */
.resources-page .mobile-menu,
.resource-detail-page .mobile-menu {
  background-color: var(--color-bg-gray-dark);
}

.resources-page .mobile-menu-title,
.resource-detail-page .mobile-menu-title {
  color: var(--color-outline-button-text);
}

.resources-page .mobile-menu-close,
.resource-detail-page .mobile-menu-close {
  color: var(--color-outline-button-text);
}

.resources-page .mobile-nav-link,
.resource-detail-page .mobile-nav-link {
  color: var(--color-outline-button-text);
}

.resources-page .mobile-nav-link:hover,
.resource-detail-page .mobile-nav-link:hover {
  background-color: var(--color-bg-gray-dark-2);
  color: var(--color-outline-button-text);
}

.resources-page .mobile-nav-link.active,
.resource-detail-page .mobile-nav-link.active {
  background-color: var(--color-bg-gray-dark-2);
  color: var(--color-outline-button-text);
}

.resources-page .mobile-nav-link-dropdown,
.resource-detail-page .mobile-nav-link-dropdown {
  color: var(--color-outline-button-text);
}

.resources-page .mobile-nav-link-dropdown:hover,
.resource-detail-page .mobile-nav-link-dropdown:hover {
  background-color: var(--color-bg-gray-dark-2);
  color: var(--color-outline-button-text);
}

.resources-page .mobile-nav-link-dropdown.active,
.resource-detail-page .mobile-nav-link-dropdown.active {
  background-color: var(--color-bg-gray-dark-2);
  color: var(--color-outline-button-text);
}

.resources-page .mobile-dropdown-link,
.resource-detail-page .mobile-dropdown-link {
  color: var(--color-outline-button-text);
}

.resources-page .mobile-dropdown-link:hover,
.resource-detail-page .mobile-dropdown-link:hover {
  background-color: var(--color-bg-gray-dark);
  color: var(--color-outline-button-text);
}

.resources-page .mobile-dropdown-link.active,
.resource-detail-page .mobile-dropdown-link.active {
  background-color: var(--color-bg-gray-dark);
  color: var(--color-outline-button-text);
}

/* Active state for white header mobile dropdown */
.mobile-dropdown-link.active {
  background-color: var(--color-bg-gray);
  color: var(--color-text-primary-100);
}

/* Hamburger icon - white */
.resources-page .hamburger-line,
.resource-detail-page .hamburger-line {
  background-color: var(--color-outline-button-text);
}

/* Mobile contact button - white background with dark text */
.resources-page .btn-contact-mobile,
.resource-detail-page .btn-contact-mobile {
  background-color: var(--color-outline-button-text);
  color: var(--color-heading);
}

.resources-page .btn-contact-mobile:hover,
.resource-detail-page .btn-contact-mobile:hover {
  background-color: var(--color-text-secondary);
  color: var(--color-outline-button-text);
}

/* Mobile menu border adjustments for dark theme */
.resources-page .mobile-menu-header,
.resource-detail-page .mobile-menu-header {
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.resources-page .mobile-nav-item,
.resource-detail-page .mobile-nav-item {
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.resources-page .mobile-dropdown-item,
.resource-detail-page .mobile-dropdown-item {
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.resources-page .mobile-menu-cta,
.resource-detail-page .mobile-menu-cta {
  border-top-color: rgba(255, 255, 255, 0.1);
}

/* Tablet and Mobile Responsive - Dark Header */
@media (max-width: 830px) {
  .resources-page header,
  .resource-detail-page header {
    background-color: var(--color-bg-gray-dark);
  }
}

@media (max-width: 480px) {
  .resources-page header,
  .resource-detail-page header {
    background-color: var(--color-bg-gray-dark);
  }
}