/* =============================================================================
   KE Advanced Nav Menu (ke-nav-menu-advanced)
   v0.18.0 — Mega-Menu, Flyout, 3 Mobile-Patterns, Keyboard-Nav
   ============================================================================= */

/* ── Grundstruktur ────────────────────────────────────────────────────────── */

.ke-nav-menu-advanced {
    position: relative;
}

.ke-nav-menu-advanced__nav {
    position: relative;
}

/* Reset für Listen */
.ke-nav-menu-advanced__list,
.ke-nav-menu-advanced__submenu {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* ── Toggle-Button (Hamburger) ────────────────────────────────────────────── */

.ke-nav-menu-advanced__toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    line-height: 1;
    color: inherit;
    z-index: 1001;
    position: relative;
}

.ke-nav-menu-advanced__hamburger-bar {
    display: block;
    width: 22px;
    height: 2px;
    background: currentColor;
    margin: 4px 0;
    transition: transform 0.25s ease, opacity 0.25s ease;
    border-radius: 2px;
}

/* Offenes Menü: Hamburger → X */
.ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__hamburger-bar:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}
.ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__hamburger-bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__hamburger-bar:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* Schließen-Button im Nav */
.ke-nav-menu-advanced__close {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 24px;
    line-height: 1;
    padding: 8px 12px;
    color: inherit;
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 10;
}

/* ── Overlay-Hintergrund (overlay + drawer Pattern) ──────────────────────── */

.ke-nav-menu-advanced__overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* ── Horizontal-Layout (Desktop) ─────────────────────────────────────────── */

.ke-nav-menu-advanced--layout-horizontal .ke-nav-menu-advanced__list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0;
}

.ke-nav-menu-advanced--layout-horizontal .ke-nav-menu-advanced__item {
    position: relative;
}

.ke-nav-menu-advanced__link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    text-decoration: none;
    color: inherit;
    white-space: nowrap;
    padding: 8px 12px;
    transition: color 0.2s ease, background-color 0.2s ease;
}

/* ── Vertikal-Layout ──────────────────────────────────────────────────────── */

.ke-nav-menu-advanced--layout-vertical .ke-nav-menu-advanced__list {
    display: flex;
    flex-direction: column;
}

.ke-nav-menu-advanced--layout-vertical .ke-nav-menu-advanced__item {
    position: relative;
}

.ke-nav-menu-advanced--layout-vertical .ke-nav-menu-advanced__link {
    display: flex;
    width: 100%;
}

/* ── Untermenü-Indikator (Pfeil-Icon) ────────────────────────────────────── */

.ke-nav-menu-advanced__indicator {
    display: inline-flex;
    align-items: center;
    transition: transform 0.25s ease;
    margin-left: 4px;
    font-size: 0.75em;
}

.ke-nav-menu-advanced__item--open > .ke-nav-menu-advanced__link .ke-nav-menu-advanced__indicator {
    transform: rotate(180deg);
}

/* ── Standard-Submenü ────────────────────────────────────────────────────── */

.ke-nav-menu-advanced__submenu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: #fff;
    z-index: 1000;
    /* Fade-Animation (Standard) */
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(4px);
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
}

/* Submenü-Items */
.ke-nav-menu-advanced__subitem {
    position: relative;
}

.ke-nav-menu-advanced__subitem > a {
    display: flex;
    align-items: center;
    padding: 8px 16px;
    text-decoration: none;
    color: inherit;
    white-space: nowrap;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.ke-nav-menu-advanced__subitem > a:hover {
    background-color: #f5f5f5;
}

/* Untermenü geöffnet */
.ke-nav-menu-advanced__item--open > .ke-nav-menu-advanced__submenu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

/* Animations-Varianten */
.ke-nav-menu-advanced--anim-slide-down .ke-nav-menu-advanced__submenu {
    transform: translateY(-8px);
}
.ke-nav-menu-advanced--anim-slide-down .ke-nav-menu-advanced__item--open > .ke-nav-menu-advanced__submenu {
    transform: translateY(0);
}

.ke-nav-menu-advanced--anim-slide-up .ke-nav-menu-advanced__submenu {
    transform: translateY(8px);
}
.ke-nav-menu-advanced--anim-slide-up .ke-nav-menu-advanced__item--open > .ke-nav-menu-advanced__submenu {
    transform: translateY(0);
}

.ke-nav-menu-advanced--anim-none .ke-nav-menu-advanced__submenu {
    transition: none;
}

/* Untermenü innerhalb Untermenü (2. Ebene) */
.ke-nav-menu-advanced__submenu .ke-nav-menu-advanced__submenu {
    top: 0;
    left: 100%;
}

/* Hover-Trigger: Hover öffnet Submenü (ergänzt JS) */
.ke-nav-menu-advanced--submenu-hover .ke-nav-menu-advanced__item--has-submenu:hover > .ke-nav-menu-advanced__submenu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

/* ── Mega-Menu ────────────────────────────────────────────────────────────── */

.ke-nav-menu-advanced__mega {
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(4px);
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
}

.ke-nav-menu-advanced__item--open > .ke-nav-menu-advanced__mega {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

/* Hover-Trigger für Mega-Menu */
.ke-nav-menu-advanced--submenu-hover .ke-nav-menu-advanced__item--has-mega:hover > .ke-nav-menu-advanced__mega {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

/* Breiten-Varianten */
.ke-nav-menu-advanced__mega--menu-item-width {
    /* Breite ergibt sich aus dem Inhalt (min-content) */
    min-width: 300px;
}

.ke-nav-menu-advanced__mega--full-width-of-nav {
    left: 0;
    right: 0;
    width: 100%;
}

.ke-nav-menu-advanced__mega--custom-px {
    /* Breite via inline style gesetzt */
}

/* Mega-Menu Inhalt */
.ke-nav-menu-advanced__mega .elementor-section,
.ke-nav-menu-advanced__mega .e-con {
    width: 100%;
}

/* ── Flyout-Layout ────────────────────────────────────────────────────────── */

.ke-nav-menu-advanced--layout-flyout .ke-nav-menu-advanced__toggle {
    display: block; /* immer sichtbar */
}

.ke-nav-menu-advanced--layout-flyout .ke-nav-menu-advanced__nav {
    position: fixed;
    top: 0;
    right: 0;
    height: 100%;
    width: 320px;
    background: #fff;
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
    padding: 60px 24px 24px;
}

.ke-nav-menu-advanced--layout-flyout.ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__nav {
    transform: translateX(0);
}

.ke-nav-menu-advanced--layout-flyout .ke-nav-menu-advanced__list {
    flex-direction: column;
}

.ke-nav-menu-advanced--layout-flyout .ke-nav-menu-advanced__link {
    display: flex;
    width: 100%;
    padding: 10px 0;
    border-bottom: 1px solid #f0f0f0;
}

.ke-nav-menu-advanced--layout-flyout .ke-nav-menu-advanced__submenu {
    position: static;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    transition: none;
    display: none;
    padding-left: 16px;
}

.ke-nav-menu-advanced--layout-flyout .ke-nav-menu-advanced__item--open > .ke-nav-menu-advanced__submenu {
    display: block;
}

/* ── Mobile-Patterns ──────────────────────────────────────────────────────── */

/* ── Overlay-Pattern ──────────────────────────────────────────────────────── */

@media screen {
    /* Toggle wird via JS show/hide gesteuert, default über breakpoint-Media-Query */
}

/* ── Accordion-Pattern: Submenüs inplace expandieren ─────────────────────── */
/* wird via max-height-Transition gelöst — JS toggelt --open Klasse */

/* Accordion-Submenü: collapsed */
.ke-nav-menu-advanced--mobile-accordion.ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__submenu,
.ke-nav-menu-advanced--mobile-accordion.ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__mega {
    position: static;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    display: block;
}

.ke-nav-menu-advanced--mobile-accordion.ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__item--open > .ke-nav-menu-advanced__submenu,
.ke-nav-menu-advanced--mobile-accordion.ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__item--open > .ke-nav-menu-advanced__mega {
    max-height: 2000px;
}

/* ── Responsive (Media-Queries) ───────────────────────────────────────────── */
/* Hinweis: Konkreter Breakpoint wird via JS + data-mobile-bp gesteuert.
   Die CSS-Media-Queries sind als sinnvolle Fallbacks für den häufigsten Wert. */

@media (max-width: 768px) {
    /* Toggle sichtbar */
    .ke-nav-menu-advanced:not(.ke-nav-menu-advanced--layout-flyout) .ke-nav-menu-advanced__toggle {
        display: block;
    }

    /* Nav versteckt bis geöffnet */
    .ke-nav-menu-advanced:not(.ke-nav-menu-advanced--layout-flyout) .ke-nav-menu-advanced__nav {
        display: none;
    }

    /* Overlay-Pattern: Fullscreen */
    .ke-nav-menu-advanced--mobile-overlay.ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__nav {
        display: flex;
        flex-direction: column;
        position: fixed;
        inset: 0;
        z-index: 1000;
        background: #fff;
        overflow-y: auto;
        padding: 60px 24px 24px;
        animation: ke-overlay-fade-in 0.25s ease;
    }

    /* Drawer-Pattern: Slide-in von rechts */
    .ke-nav-menu-advanced--mobile-drawer.ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__nav {
        display: block;
        position: fixed;
        top: 0;
        right: 0;
        height: 100%;
        width: min(320px, 85vw);
        background: #fff;
        z-index: 1000;
        overflow-y: auto;
        padding: 60px 24px 24px;
        animation: ke-drawer-slide-in 0.3s ease;
    }

    /* Accordion-Pattern: inline expand */
    .ke-nav-menu-advanced--mobile-accordion.ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__nav {
        display: block;
    }

    /* Overlay sichtbar bei overlay + drawer */
    .ke-nav-menu-advanced--mobile-overlay.ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__overlay,
    .ke-nav-menu-advanced--mobile-drawer.ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__overlay {
        display: block;
        opacity: 1;
    }

    /* Schließen-Button sichtbar */
    .ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__close {
        display: block;
    }

    /* Mobile-Nav: vertikales Layout */
    .ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__list {
        flex-direction: column;
        width: 100%;
    }

    .ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__link {
        display: flex;
        width: 100%;
        padding: 12px 0;
        border-bottom: 1px solid #f0f0f0;
    }

    /* Mobile: Submenüs flach (nur accordion expandiert inline) */
    .ke-nav-menu-advanced--mobile-open:not(.ke-nav-menu-advanced--mobile-accordion) .ke-nav-menu-advanced__submenu {
        position: static;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: none;
        padding-left: 16px;
        display: none;
    }

    .ke-nav-menu-advanced--mobile-open:not(.ke-nav-menu-advanced--mobile-accordion) .ke-nav-menu-advanced__item--open > .ke-nav-menu-advanced__submenu {
        display: block;
    }

    /* Mega-Menu auf Mobile: inline als Block */
    .ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__mega {
        position: static;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: none;
        width: 100% !important;
        display: none;
    }

    .ke-nav-menu-advanced--mobile-open .ke-nav-menu-advanced__item--open > .ke-nav-menu-advanced__mega {
        display: block;
    }
}

/* ── Animationen ──────────────────────────────────────────────────────────── */

@keyframes ke-overlay-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes ke-drawer-slide-in {
    from { transform: translateX(100%); }
    to   { transform: translateX(0); }
}

/* ── Barrierefreiheit: Fokus-Styles ──────────────────────────────────────── */

.ke-nav-menu-advanced__link:focus-visible,
.ke-nav-menu-advanced__subitem > a:focus-visible,
.ke-nav-menu-advanced__toggle:focus-visible,
.ke-nav-menu-advanced__close:focus-visible {
    outline: 2px solid #0073aa;
    outline-offset: 2px;
    border-radius: 2px;
}

/* ── Aria-Hidden: Submenüs semantisch korrekt verstecken ─────────────────── */

.ke-nav-menu-advanced__submenu[aria-hidden="true"],
.ke-nav-menu-advanced__mega[aria-hidden="true"] {
    pointer-events: none;
}