/**
 * BreedForge - Moderne horizontale Navigation mit Submenüs
 * 
 * Design basierend auf Figma-Vorschlag mit Emerald-Farbschema
 * 
 * @package BreedForge
 * @since 3.9.0
 */

/* ==========================================================================
   CSS Custom Properties (Variablen)
   ========================================================================== */

:root {
    /* Primärfarben - Emerald */
    --zk-nav-primary: #059669;
    --zk-nav-primary-light: #10b981;
    --zk-nav-primary-dark: #047857;
    --zk-nav-primary-bg: rgba(5, 150, 105, 0.08);
    --zk-nav-primary-bg-hover: rgba(5, 150, 105, 0.12);
    
    /* Neutrale Farben */
    --zk-nav-text: #374151;
    --zk-nav-text-light: #6b7280;
    --zk-nav-text-muted: #9ca3af;
    --zk-nav-bg: #ffffff;
    --zk-nav-bg-hover: #f9fafb;
    --zk-nav-border: #e5e7eb;
    --zk-nav-border-light: #f3f4f6;
    
    /* Schatten */
    --zk-nav-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --zk-nav-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --zk-nav-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* Abstände & Größen */
    --zk-nav-radius: 0.5rem;
    --zk-nav-radius-lg: 0.625rem;
    --zk-nav-transition: all 0.2s ease;
}

/* ==========================================================================
   Basis Navigation
   ========================================================================== */

.zk-nav {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 0.9375rem;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.zk-nav-menu {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
}

.zk-nav a {
    text-decoration: none;
    transition: var(--zk-nav-transition);
}

.zk-nav a:focus {
    outline: 2px solid var(--zk-nav-primary);
    outline-offset: 2px;
}

/* ==========================================================================
   Horizontale Navigation (Standard)
   ========================================================================== */

.zk-nav-horizontal {
    background: var(--zk-nav-bg);
    /* Keine doppelten Linien */
}

.zk-nav-horizontal .zk-nav-menu {
    gap: 0.25rem;
}

.zk-nav-horizontal .zk-nav-item {
    position: relative;
}

.zk-nav-horizontal .zk-nav-item > a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    color: var(--zk-nav-text);
    font-weight: 500;
    border-radius: var(--zk-nav-radius);
    white-space: nowrap;
}

.zk-nav-horizontal .zk-nav-item > a:hover {
    color: var(--zk-nav-primary);
    background: var(--zk-nav-bg-hover);
}

.zk-nav-horizontal .zk-nav-item.active > a {
    color: var(--zk-nav-primary);
    background: var(--zk-nav-primary-bg);
    font-weight: 600;
}

/* Icons in der Navigation */
.zk-nav-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.125rem;
    height: 1.125rem;
    flex-shrink: 0;
}

.zk-nav-icon svg {
    width: 100%;
    height: 100%;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

/* Pfeil für Submenüs */
.zk-nav-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.625rem;
    opacity: 0.6;
    transition: transform 0.2s ease;
    margin-left: 0.25rem;
}

.zk-nav-arrow svg {
    width: 0.75rem;
    height: 0.75rem;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.zk-nav-horizontal .zk-nav-item:hover .zk-nav-arrow,
.zk-nav-horizontal .zk-nav-item.has-submenu:hover .zk-nav-arrow {
    transform: rotate(180deg);
}

/* ==========================================================================
   Submenü (Dropdown)
   ========================================================================== */

.zk-nav-submenu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 12rem;
    list-style: none;
    margin: 0.25rem 0 0 0;
    padding: 0.5rem 0;
    background: var(--zk-nav-bg);
    border: 1px solid var(--zk-nav-border);
    border-radius: var(--zk-nav-radius-lg);
    box-shadow: var(--zk-nav-shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-0.5rem);
    transition: all 0.2s ease;
    z-index: 1000;
}

/* Animation beim Öffnen */
.zk-nav-horizontal .zk-nav-item:hover > .zk-nav-submenu,
.zk-nav-horizontal .zk-nav-item.is-open > .zk-nav-submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Submenü Items */
.zk-nav-subitem {
    margin: 0;
}

.zk-nav-subitem a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    color: var(--zk-nav-text);
    font-size: 0.875rem;
    white-space: nowrap;
    transition: var(--zk-nav-transition);
}

.zk-nav-subitem a:hover {
    background: var(--zk-nav-primary-bg);
    color: var(--zk-nav-primary);
}

.zk-nav-subitem.active a {
    background: var(--zk-nav-primary-bg);
    color: var(--zk-nav-primary);
    font-weight: 500;
}

/* Submenü Separator */
.zk-nav-submenu-separator {
    height: 1px;
    margin: 0.5rem 0;
    background: var(--zk-nav-border-light);
}

/* ==========================================================================
   Vertikale Navigation (Alternative)
   ========================================================================== */

.zk-nav-vertical .zk-nav-menu {
    flex-direction: column;
    align-items: stretch;
    gap: 0.125rem;
}

.zk-nav-vertical .zk-nav-item > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    color: var(--zk-nav-text);
    font-weight: 500;
    border-radius: var(--zk-nav-radius);
    border-left: 3px solid transparent;
}

.zk-nav-vertical .zk-nav-item > a:hover {
    background: var(--zk-nav-bg-hover);
    color: var(--zk-nav-primary);
}

.zk-nav-vertical .zk-nav-item.active > a {
    background: var(--zk-nav-primary-bg);
    color: var(--zk-nav-primary);
    border-left-color: var(--zk-nav-primary);
    font-weight: 600;
}

/* Vertikales Submenü */
.zk-nav-vertical .zk-nav-submenu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-radius: 0;
    padding: 0;
    margin: 0;
    background: transparent;
    border-left: 2px solid var(--zk-nav-primary-bg);
    margin-left: 1.5rem;
    padding-left: 0.5rem;
}

.zk-nav-vertical .zk-nav-subitem a {
    padding: 0.5rem 1rem;
    border-radius: var(--zk-nav-radius);
}

/* ==========================================================================
   Navigation mit Container / Wrapper
   ========================================================================== */

/* Navigation als Inline-Element für Flex-Container */
.zk-nav.zk-nav-horizontal {
    display: inline-flex;
    align-items: center;
    background: transparent;
    position: relative;
}

.zk-nav-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

/* Mobile Toggle Button - versteckt auf Desktop */
.zk-nav-mobile-toggle {
    display: none;
    padding: 0.5rem;
    background: transparent;
    border: none;
    border-radius: var(--zk-nav-radius, 0.5rem);
    color: var(--zk-nav-text, #374151);
    cursor: pointer;
    transition: all 0.2s ease;
}

.zk-nav-mobile-toggle:hover {
    background: var(--zk-nav-bg-hover, #f9fafb);
    color: var(--zk-nav-primary, #059669);
}

.zk-nav-mobile-toggle .zk-nav-icon-close {
    display: none;
}

.zk-nav-mobile-toggle[aria-expanded="true"] .zk-nav-icon-menu {
    display: none;
}

.zk-nav-mobile-toggle[aria-expanded="true"] .zk-nav-icon-close {
    display: block;
}

/* ==========================================================================
   Responsive - Mobile Navigation
   ========================================================================== */

@media (max-width: 768px) {
    /* Mobile Toggle sichtbar */
    .zk-nav-mobile-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Menü standardmäßig versteckt */
    .zk-nav.zk-nav-horizontal .zk-nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        right: 0;
        min-width: 250px;
        flex-direction: column;
        align-items: stretch;
        background: var(--zk-nav-bg, #ffffff);
        border: 1px solid var(--zk-nav-border, #e5e7eb);
        border-radius: var(--zk-nav-radius-lg, 0.625rem);
        box-shadow: var(--zk-nav-shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1));
        padding: 0.5rem;
        z-index: 1000;
        margin-top: 0.5rem;
    }
    
    /* Menü sichtbar wenn geöffnet */
    .zk-nav.zk-nav-horizontal.is-open .zk-nav-menu {
        display: flex;
    }
    
    /* Menü-Items auf Mobile */
    .zk-nav.zk-nav-horizontal .zk-nav-item {
        width: 100%;
    }
    
    .zk-nav.zk-nav-horizontal .zk-nav-item > a {
        width: 100%;
        justify-content: flex-start;
        padding: 0.75rem 1rem;
    }
    
    /* Submenü auf Mobile */
    .zk-nav.zk-nav-horizontal .zk-nav-submenu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        border-radius: 0;
        background: transparent;
        padding: 0;
        margin: 0;
        display: none;
        border-left: 2px solid var(--zk-nav-primary-bg, rgba(5, 150, 105, 0.2));
        margin-left: 1rem;
        padding-left: 0.75rem;
    }
    
    .zk-nav.zk-nav-horizontal .zk-nav-item.submenu-open > .zk-nav-submenu {
        display: block;
    }
    
    .zk-nav.zk-nav-horizontal .zk-nav-item.submenu-open > a .zk-nav-arrow {
        transform: rotate(180deg);
    }
    
    .zk-nav.zk-nav-horizontal .zk-nav-subitem a {
        padding: 0.625rem 0.75rem;
    }
}

/* Logo / Brand */
.zk-nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--zk-nav-text);
}

.zk-nav-brand:hover {
    color: var(--zk-nav-text);
}

.zk-nav-brand-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, var(--zk-nav-primary), var(--zk-nav-primary-dark));
    border-radius: var(--zk-nav-radius);
    box-shadow: var(--zk-nav-shadow-sm);
    color: white;
}

.zk-nav-brand-icon svg {
    width: 1.5rem;
    height: 1.5rem;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.zk-nav-brand-text {
    display: flex;
    flex-direction: column;
}

.zk-nav-brand-title {
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.25;
}

.zk-nav-brand-subtitle {
    font-size: 0.75rem;
    color: var(--zk-nav-text-muted);
    line-height: 1.25;
}

/* ==========================================================================
   Mobile Navigation
   ========================================================================== */

.zk-nav-mobile-toggle {
    display: none;
    padding: 0.5rem;
    background: transparent;
    border: none;
    border-radius: var(--zk-nav-radius);
    color: var(--zk-nav-text);
    cursor: pointer;
    transition: var(--zk-nav-transition);
}

.zk-nav-mobile-toggle:hover {
    background: var(--zk-nav-bg-hover);
    color: var(--zk-nav-primary);
}

.zk-nav-mobile-toggle svg {
    width: 1.5rem;
    height: 1.5rem;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

/* Mobile Menü */
.zk-nav-mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--zk-nav-bg);
    border-top: 1px solid var(--zk-nav-border);
    box-shadow: var(--zk-nav-shadow-lg);
    padding: 0.5rem;
    animation: slideDown 0.2s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-0.5rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.zk-nav-mobile-menu .zk-nav-menu {
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
}

.zk-nav-mobile-menu .zk-nav-item > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.875rem 1rem;
    color: var(--zk-nav-text);
    font-weight: 500;
    border-radius: var(--zk-nav-radius);
}

.zk-nav-mobile-menu .zk-nav-item > a:hover {
    background: var(--zk-nav-bg-hover);
}

.zk-nav-mobile-menu .zk-nav-item.active > a {
    background: var(--zk-nav-primary-bg);
    color: var(--zk-nav-primary);
}

/* Mobile Submenü */
.zk-nav-mobile-menu .zk-nav-submenu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-radius: 0;
    padding: 0.25rem 0 0.25rem 0;
    margin: 0.25rem 0 0 1rem;
    background: transparent;
    border-left: 2px solid var(--zk-nav-primary-bg);
    padding-left: 1rem;
    display: none;
}

.zk-nav-mobile-menu .zk-nav-item.is-open > .zk-nav-submenu {
    display: block;
}

.zk-nav-mobile-menu .zk-nav-subitem a {
    padding: 0.625rem 0.75rem;
    color: var(--zk-nav-text-light);
    font-size: 0.875rem;
    border-radius: var(--zk-nav-radius);
}

.zk-nav-mobile-menu .zk-nav-subitem a:hover {
    color: var(--zk-nav-primary);
    background: transparent;
}

.zk-nav-mobile-menu .zk-nav-arrow.is-open {
    transform: rotate(180deg);
}

/* ==========================================================================
   Theme Varianten
   ========================================================================== */

/* Dunkle Variante */
.zk-nav-dark {
    --zk-nav-bg: #1f2937;
    --zk-nav-bg-hover: #374151;
    --zk-nav-text: #f9fafb;
    --zk-nav-text-light: #d1d5db;
    --zk-nav-text-muted: #9ca3af;
    --zk-nav-border: #374151;
    --zk-nav-border-light: #4b5563;
    --zk-nav-primary-bg: rgba(16, 185, 129, 0.15);
}

.zk-nav-dark .zk-nav-submenu {
    background: #1f2937;
    border-color: #374151;
}

/* Boxed Variante */
.zk-nav-boxed {
    background: var(--zk-nav-bg);
    border: 1px solid var(--zk-nav-border);
    border-radius: var(--zk-nav-radius-lg);
    padding: 0.25rem 0.5rem;
    box-shadow: var(--zk-nav-shadow-sm);
}

/* Transparent Variante */
.zk-nav-transparent {
    background: transparent;
    border-bottom: none;
    box-shadow: none;
}

.zk-nav-transparent .zk-nav-item > a:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* ==========================================================================
   Badges & Zähler
   ========================================================================== */

.zk-nav-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.25rem;
    height: 1.25rem;
    padding: 0 0.375rem;
    font-size: 0.6875rem;
    font-weight: 600;
    line-height: 1;
    background: var(--zk-nav-primary);
    color: white;
    border-radius: 9999px;
    margin-left: 0.5rem;
}

.zk-nav-badge-warning {
    background: #f59e0b;
}

.zk-nav-badge-error {
    background: #ef4444;
}

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

@media (max-width: 768px) {
    .zk-nav-mobile-toggle {
        display: flex;
    }
    
    .zk-nav-horizontal .zk-nav-menu {
        display: none;
    }
    
    .zk-nav-container {
        position: relative;
    }
    
    .zk-nav-brand-text {
        display: none;
    }
    
    /* Submenü immer sichtbar auf Mobile wenn Parent offen */
    .zk-nav-horizontal .zk-nav-menu {
        flex-direction: column;
        align-items: stretch;
    }
    
    .zk-nav-horizontal .zk-nav-submenu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        border-radius: 0;
        background: var(--zk-nav-bg-hover);
        margin: 0;
        padding: 0.25rem 0;
    }
    
    .zk-nav-horizontal .zk-nav-subitem a {
        padding-left: 2.5rem;
    }
    
    .zk-nav-horizontal .zk-nav-arrow {
        transform: rotate(0) !important;
    }
}

@media (min-width: 769px) {
    .zk-nav-brand-text {
        display: flex;
    }
}

/* ==========================================================================
   Fokus & Accessibility
   ========================================================================== */

.zk-nav-item > a:focus-visible,
.zk-nav-subitem a:focus-visible {
    outline: 2px solid var(--zk-nav-primary);
    outline-offset: 2px;
}

/* Screen reader only */
.zk-nav-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Skip Link */
.zk-nav-skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    padding: 0.75rem 1.5rem;
    background: var(--zk-nav-primary);
    color: white;
    font-weight: 600;
    text-decoration: none;
    z-index: 9999;
    border-radius: 0 0 var(--zk-nav-radius) 0;
}

.zk-nav-skip-link:focus {
    top: 0;
}

/* ==========================================================================
   Animationen / Transitions
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    .zk-nav,
    .zk-nav a,
    .zk-nav-submenu,
    .zk-nav-arrow,
    .zk-nav-mobile-menu {
        transition: none;
        animation: none;
    }
}

/* Smooth hover transition für alle Links */
.zk-nav-item > a,
.zk-nav-subitem a {
    position: relative;
}

/* Underline animation für aktive Items */
.zk-nav-horizontal .zk-nav-item.active > a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0.5rem;
    right: 0.5rem;
    height: 2px;
    background: var(--zk-nav-primary);
    border-radius: 2px;
}

/* ==========================================================================
   WordPress Integration
   ========================================================================== */

/* WordPress Admin Bar Kompatibilität */
.admin-bar .zk-nav-wrapper {
    top: 32px;
}

@media screen and (max-width: 782px) {
    .admin-bar .zk-nav-wrapper {
        top: 46px;
    }
}

/* WordPress Block Theme Kompatibilität */
.wp-site-blocks .zk-nav {
    margin: 0;
}

/* Gutenberg Editor Preview */
.editor-styles-wrapper .zk-nav {
    pointer-events: none;
}

/* ==========================================================================
   Gutenberg Navigation Block Styling
   ========================================================================== */

/* Wrapper für Gutenberg Navigation */
.wp-block-navigation {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 0.9375rem;
    -webkit-font-smoothing: antialiased;
}

/* Hauptmenü-Items im Gutenberg Block */
.wp-block-navigation__container {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.wp-block-navigation-item {
    position: relative;
}

.wp-block-navigation-item__content {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    color: var(--zk-nav-text, #374151);
    font-weight: 500;
    border-radius: var(--zk-nav-radius, 0.5rem);
    white-space: nowrap;
    text-decoration: none;
    transition: all 0.2s ease;
}

.wp-block-navigation-item__content:hover {
    color: var(--zk-nav-primary, #059669);
    background: var(--zk-nav-bg-hover, #f9fafb);
}

.wp-block-navigation-item.current-menu-item > .wp-block-navigation-item__content,
.wp-block-navigation-item--active > .wp-block-navigation-item__content {
    color: var(--zk-nav-primary, #059669);
    background: var(--zk-nav-primary-bg, rgba(5, 150, 105, 0.08));
    font-weight: 600;
}

/* Dropdown/Submenu Pfeil */
.wp-block-navigation__submenu-icon {
    display: inline-flex;
    align-items: center;
    margin-left: 0.25rem;
    opacity: 0.6;
    transition: transform 0.2s ease;
}

.wp-block-navigation__submenu-icon svg {
    width: 0.75rem;
    height: 0.75rem;
}

.wp-block-navigation-item:hover .wp-block-navigation__submenu-icon {
    transform: rotate(180deg);
}

/* Gutenberg Submenu */
.wp-block-navigation__submenu-container {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 12rem;
    list-style: none;
    margin: 0.25rem 0 0 0;
    padding: 0.5rem 0;
    background: var(--zk-nav-bg, #ffffff);
    border: 1px solid var(--zk-nav-border, #e5e7eb);
    border-radius: var(--zk-nav-radius-lg, 0.625rem);
    box-shadow: var(--zk-nav-shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1));
    opacity: 0;
    visibility: hidden;
    transform: translateY(-0.5rem);
    transition: all 0.2s ease;
    z-index: 1000;
}

.wp-block-navigation-item:hover > .wp-block-navigation__submenu-container,
.wp-block-navigation-submenu.is-open > .wp-block-navigation__submenu-container {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.wp-block-navigation__submenu-container .wp-block-navigation-item__content {
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    font-weight: 400;
}

.wp-block-navigation__submenu-container .wp-block-navigation-item__content:hover {
    background: var(--zk-nav-primary-bg, rgba(5, 150, 105, 0.08));
    color: var(--zk-nav-primary, #059669);
}

/* ==========================================================================
   Klassisches WordPress Menü Styling (wp_nav_menu)
   ========================================================================== */

/* Menü Container */
.menu,
.nav-menu,
.primary-menu,
.main-navigation ul,
.site-navigation ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Menü Items */
.menu-item,
.nav-menu .menu-item {
    position: relative;
}

.menu-item > a,
.nav-menu .menu-item > a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    color: var(--zk-nav-text, #374151);
    font-weight: 500;
    border-radius: var(--zk-nav-radius, 0.5rem);
    white-space: nowrap;
    text-decoration: none;
    transition: all 0.2s ease;
    font-size: 0.9375rem;
}

.menu-item > a:hover,
.nav-menu .menu-item > a:hover {
    color: var(--zk-nav-primary, #059669);
    background: var(--zk-nav-bg-hover, #f9fafb);
}

.menu-item.current-menu-item > a,
.menu-item.current_page_item > a,
.nav-menu .menu-item.current-menu-item > a {
    color: var(--zk-nav-primary, #059669);
    background: var(--zk-nav-primary-bg, rgba(5, 150, 105, 0.08));
    font-weight: 600;
}

/* Submenü Pfeil für klassische Menüs */
.menu-item-has-children > a::after {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 0.375rem;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid currentColor;
    opacity: 0.6;
    transition: transform 0.2s ease;
}

.menu-item-has-children:hover > a::after {
    transform: rotate(180deg);
}

/* Klassisches Submenü */
.sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 12rem;
    list-style: none;
    margin: 0.25rem 0 0 0;
    padding: 0.5rem 0;
    background: var(--zk-nav-bg, #ffffff);
    border: 1px solid var(--zk-nav-border, #e5e7eb);
    border-radius: var(--zk-nav-radius-lg, 0.625rem);
    box-shadow: var(--zk-nav-shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1));
    opacity: 0;
    visibility: hidden;
    transform: translateY(-0.5rem);
    transition: all 0.2s ease;
    z-index: 1000;
    flex-direction: column;
}

.menu-item-has-children:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.sub-menu .menu-item > a {
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    font-weight: 400;
}

.sub-menu .menu-item > a:hover {
    background: var(--zk-nav-primary-bg, rgba(5, 150, 105, 0.08));
    color: var(--zk-nav-primary, #059669);
}

/* Entferne doppelte Pfeile im Submenü */
.sub-menu .menu-item-has-children > a::after {
    display: none;
}