/* ==========================================================================
   Site Header
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #0F0F0F;
  color: #fff;
  border-bottom: 1px solid #fff;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 150px;
  gap: 24px;
}

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

.site-logo img {
  max-height: 78px;
  width: auto;
  display: block;
  transition: opacity var(--transition-fast);
}

.site-logo:hover img {
  opacity: 0.7;
}

.site-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

/* ==========================================================================
   Nav Group (Navigation + Actions zusammen)
   ========================================================================== */

.header-nav-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  justify-content: flex-end;
}

/* ==========================================================================
   Desktop Navigation
   ========================================================================== */

.main-nav {
  display: flex;
}

.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 4px;
  flex-wrap: nowrap;
}

.nav-menu li {
  position: relative;
}

.nav-menu > li > a {
  display: flex;
  align-items: center;
  padding: 8px 10px;
  margin: 0;
  color: #fff;
  font-weight: 400;
  font-size: 0.875rem;
  line-height: 1.5;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-menu > li > a:hover {
  color: var(--color-primary);
  background: rgba(255, 255, 255, 0.08);
}

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

/* Dropdown */
.nav-menu .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  list-style: none;
  margin: 0;
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-base);
}

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

.nav-menu .sub-menu a {
  display: block;
  padding: 8px 20px;
  color: var(--color-text);
  font-size: 0.875rem;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.nav-menu .sub-menu a:hover {
  color: var(--color-primary);
  background: var(--color-bg-alt);
}

/* ==========================================================================
   Header Actions (Such-Icon + Language Switcher)
   ========================================================================== */

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.header-search,
.header-contact {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 34px;
  width: auto;
  padding: 0 10px;
  margin: 0;
  color: #fff;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  font-family: inherit;
  font-size: 0.9375rem;
  line-height: 1;
  cursor: pointer;
  text-decoration: none;
  -webkit-appearance: none;
  appearance: none;
}

.header-search:hover,
.header-contact:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.header-wishlist {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 34px;
  padding: 0 10px;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  font-size: 0.9375rem;
  text-decoration: none;
}

.header-wishlist:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.wishlist-count {
  position: absolute;
  top: -6px;
  right: -6px;
  min-width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.625rem;
  font-weight: 700;
  border-radius: 50%;
  line-height: 1;
}

.header-wishlist.has-items i {
  font-weight: 900;
}

/* ==========================================================================
   Language Switcher
   ========================================================================== */

.language-switcher {
  position: relative;
  margin-left: 0px;
  flex-shrink: 0;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 34px;
  padding: 0 10px;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  color: #fff;
  transition: all var(--transition-fast);
}

.lang-toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.lang-flag {
  font-size: 1rem;
  line-height: 1;
}

.lang-chevron {
  font-size: 0.625rem;
  opacity: 0.5;
  transition: transform var(--transition-fast);
}

.language-switcher.is-open .lang-chevron {
  transform: rotate(180deg);
}

/* Dropdown */
.lang-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 160px;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  padding: 4px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: all var(--transition-base);
  z-index: 100;
}

.language-switcher.is-open .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.8125rem;
  transition: background var(--transition-fast);
}

.lang-option:hover {
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.lang-option.is-active {
  font-weight: 700;
}

.lang-option .lang-name {
  flex: 1;
}

.lang-option .lang-code {
  color: var(--color-secondary);
  font-size: 0.75rem;
}

/* ==========================================================================
   Mobile Menu Toggle (Hamburger)
   ========================================================================== */

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  z-index: 10000;
}

.hamburger-line {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 0;
  transition: all var(--transition-base);
}

/* Active State — erst zur Mitte schieben, dann rotieren = exakt deckendes X.
   (Linienabstand: 2px Höhe + 5px Gap → Mittelpunkt-Versatz 7px) */
.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}
.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================================================
   Mobile Menu (Fullscreen Overlay)
   ========================================================================== */

.mobile-menu {
  position: fixed;
  /* Beginnt unter dem Header (64px mobil), damit Logo + Hamburger/X-Button
     sichtbar und klickbar bleiben. Header hat z-index 1000. */
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  pointer-events: none;
}

/* Mit WP-Admin-Bar verschiebt sich der Header — Menü entsprechend mit. */
.admin-bar .mobile-menu { top: 96px; }
@media (max-width: 782px) {
  .admin-bar .mobile-menu { top: 110px; }
}
@media (max-width: 600px) {
  .admin-bar .mobile-menu { top: 64px; }
}

.mobile-menu.is-open {
  pointer-events: auto;
}

.mobile-menu-panel {
  position: absolute;
  inset: 0;
  background: var(--color-bg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transform: scale(0.98);
  transition:
    opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
}

.mobile-menu.is-open .mobile-menu-panel {
  opacity: 1;
  transform: scale(1);
}

.mobile-menu-header {
  position: absolute;
  top: 0;
  right: 0;
  padding: 16px 20px;
}

.mobile-menu-close {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text);
}

.close-icon {
  font-size: 2rem;
  line-height: 1;
  font-weight: 300;
  font-style: normal;
}

.mobile-nav-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  text-align: center;
}

.mobile-nav-menu > li {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
}

.mobile-menu.is-open .mobile-nav-menu > li {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger animation for menu items */
.mobile-menu.is-open .mobile-nav-menu > li:nth-child(1) {
  transition-delay: 0.1s;
}
.mobile-menu.is-open .mobile-nav-menu > li:nth-child(2) {
  transition-delay: 0.15s;
}
.mobile-menu.is-open .mobile-nav-menu > li:nth-child(3) {
  transition-delay: 0.2s;
}
.mobile-menu.is-open .mobile-nav-menu > li:nth-child(4) {
  transition-delay: 0.25s;
}
.mobile-menu.is-open .mobile-nav-menu > li:nth-child(5) {
  transition-delay: 0.3s;
}
.mobile-menu.is-open .mobile-nav-menu > li:nth-child(6) {
  transition-delay: 0.35s;
}

.mobile-nav-menu > li > a {
  display: inline-block;
  padding: 12px 0;
  color: var(--color-text);
  font-size: 1.125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  text-decoration: none;
  font-family: var(--font-heading);
  transition: color var(--transition-fast);
}

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

.mobile-nav-menu .sub-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: none;
}

.mobile-nav-menu .sub-menu.is-open {
  display: block;
}

.mobile-nav-menu .sub-menu a {
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--color-secondary);
  padding: 8px 0;
  display: inline-block;
}

.mobile-nav-menu .sub-menu a:hover {
  color: var(--color-primary);
}

/* Direct top-level link (z.B. Projektbeispiele, Über die Academy, UMS Consulting) */
.mobile-nav-link {
  display: inline-block;
  padding: 12px 0;
  color: var(--color-text);
  font-size: 1.125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  text-decoration: none;
  font-family: var(--font-heading);
  transition: color var(--transition-fast);
}

.mobile-nav-link:hover {
  color: var(--color-primary);
}

/* Akkordeon-Items (Für Mich / Für Unternehmen) */
.mobile-nav-acc {
  /* native <details> reset */
  display: block;
}

.mobile-nav-acc-summary {
  list-style: none;
  cursor: pointer;
  padding: 12px 0;
  color: var(--color-text);
  font-size: 1.125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  font-family: var(--font-heading);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  transition: color var(--transition-fast);
}

/* Native marker entfernen (Safari + alle anderen) */
.mobile-nav-acc-summary::-webkit-details-marker { display: none; }
.mobile-nav-acc-summary::marker { display: none; content: ''; }

.mobile-nav-acc-summary:hover {
  color: var(--color-primary);
}

.mobile-nav-acc-chevron {
  font-size: 0.875rem;
  transition: transform var(--transition-base);
}

.mobile-nav-acc[open] .mobile-nav-acc-chevron {
  transform: rotate(180deg);
}

.mobile-nav-acc-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 8px 0 20px;
}

.mobile-nav-acc-link {
  display: inline-block;
  padding: 4px 0;
  color: var(--color-secondary);
  font-size: 1rem;
  font-weight: 400;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.mobile-nav-acc-link:hover {
  color: var(--color-primary);
}

.mobile-nav-acc-link--action {
  font-weight: 600;
  color: var(--color-text);
}

.mobile-nav-acc-divider {
  height: 1px;
  background: var(--color-border, rgba(0,0,0,0.1));
  margin: 8px 0;
  width: 60px;
  align-self: center;
}

/* Stagger-Fade-Animation für Akkordeon-Items beim Aufklappen
   Muss @keyframes sein — native <details> wechselt von display:none zu visible,
   transitions würden nicht greifen. */
@keyframes umsaAccItemReveal {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.mobile-nav-acc[open] .mobile-nav-acc-body > * {
  animation: umsaAccItemReveal 0.35s ease both;
}

.mobile-nav-acc[open] .mobile-nav-acc-body > *:nth-child(1)  { animation-delay: 0.05s; }
.mobile-nav-acc[open] .mobile-nav-acc-body > *:nth-child(2)  { animation-delay: 0.09s; }
.mobile-nav-acc[open] .mobile-nav-acc-body > *:nth-child(3)  { animation-delay: 0.13s; }
.mobile-nav-acc[open] .mobile-nav-acc-body > *:nth-child(4)  { animation-delay: 0.17s; }
.mobile-nav-acc[open] .mobile-nav-acc-body > *:nth-child(5)  { animation-delay: 0.21s; }
.mobile-nav-acc[open] .mobile-nav-acc-body > *:nth-child(6)  { animation-delay: 0.25s; }
.mobile-nav-acc[open] .mobile-nav-acc-body > *:nth-child(7)  { animation-delay: 0.29s; }
.mobile-nav-acc[open] .mobile-nav-acc-body > *:nth-child(8)  { animation-delay: 0.33s; }
.mobile-nav-acc[open] .mobile-nav-acc-body > *:nth-child(9)  { animation-delay: 0.37s; }
.mobile-nav-acc[open] .mobile-nav-acc-body > *:nth-child(n+10) { animation-delay: 0.40s; }

/* Mobile Menu – Language Switcher */
.mobile-menu-panel .language-switcher {
  margin-top: 32px;
  justify-content: center;
}

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

/* WP Admin Bar offset */
.admin-bar .site-header {
  top: 32px;
}

@media (max-width: 1200px) {
  .header-nav-group {
    display: none;
  }

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

  .header-inner {
    height: 64px;
  }

  .site-logo img {
    max-height: 36px;
  }
}

@media (max-width: 782px) {
  .admin-bar .site-header {
    top: 46px;
  }
}

@media (max-width: 600px) {
  .admin-bar .site-header {
    top: 0;
  }
}