/**
 * Navigation Component - Bootstrap 5 Style (Kunco-inspired)
 * Horizontal menu on desktop (>= 992px), offcanvas on mobile
 */

/* ==========================================
   HEADER LAYOUT
   ========================================== */

.site-header .header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  gap: 30px;
}

/* Logo - Left */
.site-header .header-inner > div:first-child,
.site-header .header-inner > .block-system-branding-block {
  flex: 0 0 auto;
}

/* Right Actions Container */
.site-header .header-right {
  display: flex;
  align-items: center;
  gap: 15px;
  flex: 0 0 auto;
}

/* ==========================================
   DESKTOP HORIZONTAL NAVIGATION
   Desktop: >= 992px (lg breakpoint)
   ========================================== */

.desktop-nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  position: static;
}

/* Hide search blocks in desktop nav */
.desktop-nav .block-search,
.desktop-nav .search-block-form,
.desktop-nav .views-exposed-form,
.desktop-nav form[action*="search"],
.desktop-nav input[type="search"] {
  display: none !important;
}

/* Main navbar list - horizontal layout */
.desktop-nav .navbar-nav {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0;
  align-items: center;
}

/* Nav items */
.desktop-nav .nav-item {
  position: static;
  display: inline-block;
}

/* Dropdown wrapper for positioning */
.desktop-nav .dropdown {
  position: relative;
}

/* Top-level links */
.desktop-nav .nav-link {
  display: block;
  padding: 10px 18px;
  color: #1a1a1a;
  text-decoration: none;
  font-size: 19px;
  font-weight: 400;
  line-height: 1.4;
  white-space: nowrap;
  transition: all 0.3s ease;
  border-radius: 2px;
}

/* Kleinere Menüpunkte beim Scrollen */
.site-header.scrolled .desktop-nav .nav-link {
  font-size: 16px !important;
  padding: 8px 15px !important;
}

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

/* Active state */
.desktop-nav .nav-item.menu-item--active-trail > .nav-link,
.desktop-nav .nav-link.active {
  color: var(--color-primary);
}

/* Dropdown arrow for items with submenus */
.desktop-nav .dropdown > .nav-link .dropdown-arrow::before {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 6px;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  transition: transform 0.3s ease;
  vertical-align: middle;
}

.desktop-nav .dropdown:hover > .nav-link .dropdown-arrow::before {
  transform: rotate(180deg);
}

/* Dropdown menu - hidden by default */
.desktop-nav .dropdown-menu {
  position: absolute;
  top: calc(100% + 20px);
  left: 0;
  min-width: 240px;
  background: #fff;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  border-radius: 0;
  border: none;
  border-top: 3px solid var(--color-primary);
  padding: 15px 0;
  margin: 0;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(0);
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  z-index: 1000;
  display: block;
}

/* Dropdown-Position anpassen wenn Header gescrollt ist */
.site-header.scrolled .desktop-nav .dropdown-menu {
  top: calc(100% + 12px) !important;
}

/* Show dropdown on hover */
.desktop-nav .dropdown:hover > .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Dropdown items */
.desktop-nav .dropdown-menu .nav-item {
  display: block;
  width: 100%;
}

.desktop-nav .dropdown-menu .nav-link {
  display: block;
  padding: 12px 25px;
  font-size: 15px;
  font-weight: 400;
  color: #1a1a1a;
  white-space: nowrap;
  transition: all 0.3s ease;
}

.desktop-nav .dropdown-menu .nav-link:hover {
  background: transparent;
  color: var(--color-primary);
  padding-left: 30px;
}

/* Hover-Effekt im scrolled-Zustand - minimale Verschiebung */
.site-header.scrolled .desktop-nav .dropdown-menu .nav-link {
  padding: 10px 22px;
  font-size: 14px;
}

.site-header.scrolled .desktop-nav .dropdown-menu .nav-link:hover {
  padding-left: 24px !important;
}

/* Mega-Menu Styles - NUR FÜR DESKTOP */
@media (min-width: 992px) {
  /* Automatische Erkennung via CSS :has() wenn verschachtelte Dropdowns vorhanden */
  .desktop-nav .dropdown-menu:has(.dropdown-menu) {
    display: flex !important;
    flex-wrap: wrap;
    min-width: 600px;
    max-width: 900px;
    padding: 25px 30px;
    gap: 40px;
  }

  /* Zweite Ebene Items als Spalten-Überschriften */
  .desktop-nav .dropdown-menu:has(.dropdown-menu) > .nav-item {
    flex: 1 1 calc(50% - 20px);
    min-width: 250px;
  }

  .desktop-nav .dropdown-menu:has(.dropdown-menu) > .nav-item > .nav-link {
    font-weight: 600 !important;
    font-size: 16px !important;
    color: #1a1a1a !important;
    padding: 10px 0 !important;
    margin-bottom: 12px;
    white-space: normal;
  }

  .desktop-nav .dropdown-menu:has(.dropdown-menu) > .nav-item > .nav-link:hover {
    color: var(--color-primary) !important;
    padding-left: 0 !important;
    background: transparent !important;
  }

  /* Pfeil-Icon für Spalten-Überschriften entfernen */
  .desktop-nav .dropdown-menu:has(.dropdown-menu) > .nav-item > .nav-link .dropdown-arrow {
    display: none;
  }

  /* Dritte Ebene: Verschachtelte Dropdown-Menüs immer sichtbar */
  .desktop-nav .dropdown-menu .dropdown-menu {
    position: static !important;
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
    box-shadow: none !important;
    border: none !important;
    border-top: none !important;
    padding: 0 !important;
    margin: 0 !important;
    min-width: 0 !important;
  }

  .desktop-nav .dropdown-menu .dropdown-menu .nav-link {
    font-size: 14px !important;
    font-weight: 400 !important;
    padding: 8px 0 !important;
    color: #6c757d !important;
    white-space: normal;
  }

  .desktop-nav .dropdown-menu .dropdown-menu .nav-link:hover {
    color: var(--color-primary) !important;
    padding-left: 10px !important;
    background: transparent !important;
  }
}

/* ==========================================
   MORE MENU BUTTON (Desktop 3-Dots Icon)
   ========================================== */

.more-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  padding: 10px;
  cursor: pointer;
  color: #1a1a1a;
  transition: color 0.3s ease;
  border-radius: 50%;
}

.more-menu-toggle:hover {
  color: var(--color-primary);
  background: #f8f9fa;
}

.more-menu-toggle svg {
  width: 20px;
  height: 20px;
}

/* ==========================================
   HAMBURGER MENU TOGGLE (Mobile)
   Hidden on Desktop (>= 992px)
   ========================================== */

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  z-index: 1101;
  transition: transform 0.3s ease;
}

.hamburger-line {
  display: block;
  width: 26px;
  height: 2px;
  background-color: #1a1a1a;
  transition: all 0.3s ease;
  border-radius: 2px;
}

.menu-toggle:hover .hamburger-line,
.menu-toggle:focus .hamburger-line {
  background-color: var(--color-primary);
}

/* Hamburger Animation when Menu is Open */
.menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================
   OFFCANVAS MENU (Mobile < 992px)
   ========================================== */

.offcanvas-menu {
  position: fixed;
  top: 0;
  left: -420px;
  width: 400px;
  height: 100vh;
  background: #fff;
  z-index: 1100;
  overflow-y: auto;
  overflow-x: hidden;
  transition: left 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow: 4px 0 20px rgba(0, 0, 0, 0.15);
  display: none;
}

.offcanvas-menu.active {
  left: 0;
}

/* Offcanvas Header with Close Button */
.offcanvas-header {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: 25px 30px;
  border-bottom: 1px solid #eee;
  min-height: 80px;
}

.offcanvas-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: #f8f9fa;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  color: #1a1a1a;
  transition: all 0.3s ease;
}

.offcanvas-close:hover,
.offcanvas-close:focus {
  color: #fff;
  background: var(--color-primary);
  transform: rotate(90deg);
}

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

/* Offcanvas Body */
.offcanvas-body {
  padding: 0 0 0 20px;
}

/* Offcanvas Menu List */
.offcanvas-menu .navbar-nav,
.offcanvas-menu ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.offcanvas-menu > .offcanvas-body > .navbar-nav > .nav-item {
  border-bottom: 1px solid #eee;
}

.offcanvas-menu .nav-item {
  position: relative;
}

/* Top-level Menu Items in offcanvas */
.offcanvas-menu > .offcanvas-body > .navbar-nav > .nav-item > .nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 30px 18px 20px;
  color: #1a1a1a;
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
}

.offcanvas-menu > .offcanvas-body > .navbar-nav > .nav-item > .nav-link:hover {
  color: var(--color-primary);
  padding-left: 25px;
  background: #f8f9fa;
}

/* Submenu Toggle Icon (Pfeil rechts) in offcanvas - NUR bei Items MIT Submenu */
/* Fallback ohne :has() - funktioniert wenn Link data-submenu-toggle Attribut hat */
.offcanvas-menu .dropdown > .nav-link[data-submenu-toggle]::after {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 5px solid #6c757d;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  margin-left: auto;
  transition: all 0.3s ease;
}

.offcanvas-menu .dropdown.active > .nav-link[data-submenu-toggle]::after {
  transform: rotate(90deg);
  border-left-color: var(--color-primary);
}

.offcanvas-menu .dropdown > .nav-link[data-submenu-toggle]:hover::after {
  border-left-color: var(--color-primary);
}

/* Moderne Browser mit :has() Support */
@supports selector(:has(> .dropdown-menu)) {
  .offcanvas-menu .dropdown:has(> .dropdown-menu) > .nav-link::after {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 5px solid #6c757d;
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
    margin-left: auto;
    transition: all 0.3s ease;
  }

  .offcanvas-menu .dropdown.active:has(> .dropdown-menu) > .nav-link::after {
    transform: rotate(90deg);
    border-left-color: var(--color-primary);
  }

  .offcanvas-menu .dropdown:has(> .dropdown-menu) > .nav-link:hover::after {
    border-left-color: var(--color-primary);
  }
}

/* Submenu Container (Accordion) - Level 2 */
.offcanvas-menu .dropdown-menu {
  position: static !important;
  max-height: 0 !important;
  overflow: hidden !important;
  transition: max-height 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94) !important;
  background: #f8f9fa !important;
  box-shadow: none !important;
  border-radius: 0 !important;
  padding: 0 !important;
  opacity: 1 !important;
  visibility: visible !important;
  transform: none !important;
  border-top: none !important;
  display: block !important;
}

.offcanvas-menu .dropdown.active > .dropdown-menu {
  max-height: 2000px !important;
  padding: 0 !important;
}

/* Submenu Items - Level 2 */
.offcanvas-menu .dropdown-menu .nav-link {
  display: block;
  padding: 14px 30px 14px 45px;
  color: #6c757d;
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  transition: all 0.3s ease;
}

.offcanvas-menu .dropdown-menu .nav-link:hover {
  color: var(--color-primary);
  padding-left: 50px;
  background: #fff;
}

/* Level 3 - Verschachtelte Dropdowns im Offcanvas */
.offcanvas-menu .dropdown-menu .dropdown-menu {
  background: #fff;
  max-height: 0;
  transition: max-height 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.offcanvas-menu .dropdown-menu .dropdown.active > .dropdown-menu {
  max-height: 1000px;
  padding: 0;
}

.offcanvas-menu .dropdown-menu .dropdown-menu .nav-link {
  padding: 14px 30px 14px 70px;
  font-size: 13px;
  color: #868e96;
}

.offcanvas-menu .dropdown-menu .dropdown-menu .nav-link:hover {
  padding-left: 75px;
  color: var(--color-primary);
}

/* Active Menu Items */
.offcanvas-menu .nav-item.menu-item--active-trail > .nav-link,
.offcanvas-menu .nav-link.active {
  color: var(--color-primary);
}

/* Offcanvas Search Section */
.offcanvas-search {
  padding: 30px;
  margin-top: 20px;
  border-top: 2px solid #eee;
  background: #f8f9fa;
}

.search-form {
  display: flex;
  gap: 10px;
}

.search-input {
  flex: 1;
  padding: 14px 18px;
  border: 1px solid #dee2e6;
  border-radius: 3px;
  font-size: 14px;
  background: #fff;
  transition: all 0.3s ease;
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 93, 146, 0.1);
}

.search-input::placeholder {
  color: #adb5bd;
}

.search-submit {
  padding: 14px 28px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 3px;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.search-submit:hover,
.search-submit:focus {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 93, 146, 0.4);
}

/* Offcanvas Overlay */
.offcanvas-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  display: none;
  backdrop-filter: blur(2px);
}

.offcanvas-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Prevent Body Scroll When Menu Open */
body.offcanvas-active {
  overflow: hidden;
}

/* ==========================================
   RESPONSIVE BREAKPOINTS
   ========================================== */

/* Desktop: Show horizontal menu, hide hamburger and offcanvas */
@media (min-width: 992px) {
  .desktop-nav {
    display: flex;
  }
  
  .menu-toggle {
    display: none !important;
  }
  
  .more-menu-toggle {
    display: flex;
  }
  
  .offcanvas-menu,
  .offcanvas-overlay {
    display: none !important;
  }
}

/* Tablet & Mobile: Hide desktop menu, show hamburger and offcanvas */
@media (max-width: 991px) {
  .desktop-nav {
    display: none !important;
  }
  
  .more-menu-toggle {
    display: none;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .offcanvas-menu,
  .offcanvas-overlay {
    display: block;
  }
  
  .site-header .header-inner {
    padding: 15px 0;
  }
}

/* Small Mobile */
@media (max-width: 576px) {
  .offcanvas-menu {
    width: 85%;
    max-width: 320px;
    left: -85%;
  }
  
  .offcanvas-header {
    padding: 20px 25px;
    min-height: 70px;
  }
  
  .offcanvas-search {
    padding: 25px;
  }
}

/* ==========================================
   ANIMATIONS
   ========================================== */

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.offcanvas-menu.active .nav-item {
  animation: slideInLeft 0.5s ease-out forwards;
  opacity: 0;
}

.offcanvas-menu.active .nav-item:nth-child(1) { animation-delay: 0.05s; }
.offcanvas-menu.active .nav-item:nth-child(2) { animation-delay: 0.1s; }
.offcanvas-menu.active .nav-item:nth-child(3) { animation-delay: 0.15s; }
.offcanvas-menu.active .nav-item:nth-child(4) { animation-delay: 0.2s; }
.offcanvas-menu.active .nav-item:nth-child(5) { animation-delay: 0.25s; }
.offcanvas-menu.active .nav-item:nth-child(6) { animation-delay: 0.3s; }
.offcanvas-menu.active .nav-item:nth-child(7) { animation-delay: 0.35s; }