/**
 * header.css - Header & Navigation Styles
 * Modeled after Delight Acupuncture (delightacu.com)
 */

:root {
  --myMenuHeight: 60px;
  --myGap: 15px;
}

/* ==========================================================================
   Site Header
   ========================================================================== */
.site-header {
  width: 100%;
  height: var(--myMenuHeight, 60px);
  background-color: var(--menubar-1, #453533);
  color: #ffffff;
  position: relative;
  z-index: 100;
  font-family: var(--font-body, "Noto Sans KR", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.6;
  text-transform: none;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

.header-container {
  padding-left: 0.3rem;
  padding-right: 1rem;
}

/* Tablet (768px - 1024px) */
@media (min-width: 768px) {
  .header-container {
    padding-left: 0.5rem;
    padding-right: 1.5rem;
  }
}

/* Desktop (1024px and above) */
@media (min-width: 1024px) {
  .header-container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

.inside-header {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

/* Mobile Korean Page Link (Hidden on desktop, shown only on mobile header) */
.mobile-korean-link {
  display: none;
  align-items: center;
  text-decoration: none;
  color: #ffffff;
  font-family: var(--font-nav, 'Gothic A1', "Noto Sans KR", -apple-system, BlinkMacSystemFont, sans-serif);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: -0.01em;
  padding: 0.4rem 0.75rem;
  border-radius: 4px;
  margin-right: auto;
  transition: background-color var(--transition-fast, 0.15s ease), opacity var(--transition-fast, 0.15s ease);
}

.mobile-korean-link:hover,
.mobile-korean-link:focus-visible {
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.12);
}

.mobile-korean-text {
  font-family: inherit;
  color: inherit;
}

/* Desktop Main Navigation */
.main-navigation {
  height: 100%;
  display: flex;
  align-items: center;
  margin-left: auto;
}

.inside-navigation {
  height: 100%;
}

.main-nav {
  height: 100%;
}

.nav-list {
  display: flex;
  align-items: center;
  height: 100%;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--myGap, 15px);
}

.nav-item {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0 0.85rem;
  height: 100%;
  font-family: var(--font-nav, 'Gothic A1', -apple-system, BlinkMacSystemFont, sans-serif);
  font-size: 15px;
  font-weight: 600;
  color: #ffffff;
  text-decoration: none;
  transition: background-color var(--transition-fast, 0.15s ease), color var(--transition-fast, 0.15s ease);
  border-radius: 0;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.1);
}

.nav-link.active,
.nav-item.active > a {
  color: #ffffff;
  font-weight: 600;
  background-color: rgba(255, 255, 255, 0.25);
}

/* Dropdown styling */
.dropdown-menu-toggle {
  display: inline-flex;
  align-items: center;
  margin-left: 0.25rem;
}

.nav-icon.icon-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast, 0.15s ease);
}

.nav-dropdown:hover .nav-icon.icon-arrow {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 180px;
  background-color: #453533;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  padding: 0.35rem 0;
  list-style: none;
  margin: 0;
  display: none;
  z-index: 110;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu,
.nav-dropdown.open .nav-dropdown-menu {
  display: block;
  animation: menuFadeIn 0.15s ease-out;
}

@keyframes menuFadeIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.dropdown-link,
.sub-menu li a {
  display: block;
  padding: 0.65rem 1.15rem;
  font-family: var(--font-nav, 'Gothic A1', -apple-system, BlinkMacSystemFont, sans-serif);
  font-size: 15px;
  font-weight: 600;
  color: #ffffff;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color var(--transition-fast, 0.15s ease), color var(--transition-fast, 0.15s ease);
}

.dropdown-link:hover,
.sub-menu li a:hover {
  background-color: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}

/* ==========================================================================
   Mobile Toggle Button
   ========================================================================== */
.mobile-menu-control-wrapper {
  display: none;
  align-items: center;
  margin-left: auto;
}

.menu-toggle.mobile-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  border: none;
  color: #ffffff;
  font-family: var(--font-nav, 'Gothic A1', -apple-system, BlinkMacSystemFont, sans-serif);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  padding: 0.4rem 0.65rem;
  border-radius: 4px;
  transition: background-color var(--transition-fast, 0.15s ease);
}

.menu-toggle.mobile-toggle-btn:hover {
  background-color: rgba(255, 255, 255, 0.12);
}

.icon-menu-bars {
  display: inline-flex;
  align-items: center;
}

/* ==========================================================================
   Mobile Drawer & Backdrop
   ========================================================================== */
.mobile-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(2px);
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal, 0.25s ease), visibility var(--transition-normal, 0.25s ease);
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 85%;
  max-width: 320px;
  height: 100vh;
  background-color: #ffffff;
  z-index: 210;
  box-shadow: -4px 0 25px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-normal, 0.25s ease);
  overflow-y: auto;
  font-family: var(--font-body, "Noto Sans KR", -apple-system, sans-serif);
}

.mobile-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer.is-open {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.15rem 1.25rem;
  background-color: #453533;
  color: #ffffff;
}

.mobile-drawer-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: #ffffff;
}

.mobile-close-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  background-color: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast, 0.15s ease);
}

.mobile-close-btn:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.mobile-nav-list {
  padding: 1rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0rem 1rem;
  font-family: var(--font-nav, 'Gothic A1', -apple-system, BlinkMacSystemFont, sans-serif);
  font-size: 15px;
  font-weight: 600;
  color: #1f2937;
  text-decoration: none;
  border-radius: 6px;
  transition: background-color var(--transition-fast, 0.15s ease);
  min-height: 42px;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  background-color: #f3f4f6;
  color: #453533;
  font-weight: 600;
}

.mobile-submenu-group {
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid #e5e7eb;
}

.mobile-submenu-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: #6b7280;
  padding: 0.5rem 1rem 0.25rem;
}

.mobile-sub-link {
  display: block;
  padding: 0.65rem 1rem 0.65rem 1.5rem;
  font-family: var(--font-nav, 'Gothic A1', -apple-system, BlinkMacSystemFont, sans-serif);
  font-size: 15px;
  font-weight: 600;
  color: #374151;
  text-decoration: none;
  border-radius: 6px;
  transition: background-color var(--transition-fast, 0.15s ease);
}

.mobile-sub-link:hover,
.mobile-sub-link.active {
  background-color: #f3f4f6;
  color: #453533;
  font-weight: 600;
}

.mobile-drawer-footer {
  margin-top: auto;
  padding: 1.25rem;
  background-color: #f9fafb;
  border-top: 1px solid #e5e7eb;
}

.mobile-contact-snippet {
  font-size: 0.875rem;
  color: #4b5563;
  line-height: 1.5;
  margin: 0;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 860px) {
  .nav-desktop {
    display: none;
  }

  .mobile-korean-link {
    display: inline-flex;
  }
  
  .mobile-menu-control-wrapper {
    display: flex;
  }
}