/**
 * min_navmain — Navigation CSS
 *
 * Alle 6 Menü-Typen: standard | hamburger | offcanvas | sidebar | fullscreen_curtain | fullscreen_push
 * BEM-Notation, CSS Custom Properties, @layer, WCAG 2.1 AA
 * Keine !important-Kaskaden außer explizit dokumentiert.
 */

@layer min-navmain {

/* ==========================================================================
   Custom Properties — vom Theme über design-tokens.json überschreibbar
   ========================================================================== */

:root {
    /* Header */
    --min-nav-bg:             #ffffff;
    --min-nav-height:         var(--min-header-height, 4.375rem);
    --min-nav-padding-x:      clamp(1.25rem, 5vw, 3.5rem);
    --min-nav-z:              500;
    --min-nav-shadow:         0 2px 8px rgb(0 0 0 / 0.08);

    /* Links */
    --min-nav-text:           #303035;
    --min-nav-muted:          #66666c;
    --min-nav-link-hover:     #8c1d16;
    --min-nav-link-active-bg: transparent;
    --min-nav-focus-ring:     #8c1d16;
    --min-nav-dropdown-bg:    #ffffff;
    --min-nav-dropdown-border: rgb(140 29 22 / 0.13);
    --min-nav-dropdown-hover-bg: #f6eeee;
    --min-nav-dropdown-shadow: 0 18px 38px rgb(35 25 24 / 0.14);

    /* Mobile Overlay (hamburger) */
    --min-nav-mobile-bg:      #ffffff;

    /* Fullscreen (GSAP) */
    --min-nav-fs-bg:          #0d0d0d;
    --min-nav-fs-text:        #ffffff;
    --min-nav-fs-link-size:   clamp(2rem, 5vw, 4.5rem);
    --min-nav-fs-accent:      #0057d9;

    /* Hamburger bars */
    --min-nav-bar-w:          24px;
    --min-nav-bar-h:          2px;
    --min-nav-bar-gap:        5px;
    --min-nav-bar-color:      #1a1a2e;
    --min-nav-bar-radius:     1px;
}

/* ==========================================================================
   Skip-Link (Accessibility)
   Kept on purpose although frontend.html no longer emits this element:
   the page shell owns the skip link (it owns the #main-content target),
   and mandant template overrides may still render this class.
   ========================================================================== */

.min-navmain__skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem 1.25rem;
    background: var(--min-nav-focus-ring);
    color: #fff;
    font-size: 0.875rem;
    text-decoration: none;
    border-radius: 0 0 4px 4px;
    z-index: calc(var(--min-nav-z) + 10);
    transition: top 0.2s ease;
}

.min-navmain__skip-link:focus {
    top: 0;
}

/* ==========================================================================
   Header — Basis
   ========================================================================== */

.min-navmain {
    position: relative;
    background: var(--min-nav-bg);
    color: var(--min-nav-text);
    z-index: var(--min-nav-z);
}

.min-navmain--sticky {
    position: sticky;
    top: 0;
    box-shadow: var(--min-nav-shadow);
}

.min-navmain__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin-inline: auto;
    padding-inline: var(--min-nav-padding-x);
    min-height: var(--min-nav-height);
    gap: 1.5rem;
}

/* Logo */
.min-navmain__logo-link { display: block; line-height: 0; }
.min-navmain__logo-img  { display: block; height: 48px; width: auto; }

/* ==========================================================================
   Aktions-/Teaser-Slot (globalContent teaser, colPos 8)
   Brand, navigation and action button share ONE row. Every rule is scoped
   to .min-navmain__actions, which frontend.html only emits when the slot
   holds content - an empty slot therefore changes nothing for existing
   sites. The narrow-screen rules use :has() for the same reason: without
   the element the container keeps its current no-wrap behaviour.
   ========================================================================== */

.min-navmain__actions {
    align-items: center;
    display: flex;
    gap: 0.75rem;
}

/* Narrow screens: logo and toggle keep the first row, the action button
   gets the full width of a second row. 992px matches the desktop
   breakpoint already used for the hamburger variant below. */
@media (max-width: 991.98px) {
    .min-navmain__container:has(.min-navmain__actions) {
        flex-wrap: wrap;
        row-gap: 0.75rem;
    }

    .min-navmain__container:has(.min-navmain__actions) > .min-navmain__actions {
        flex-basis: 100%;
        justify-content: center;
        order: 1;
    }
}

/* ==========================================================================
   Hamburger Toggle Button
   ========================================================================== */

.min-navmain__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: var(--min-nav-bar-gap);
    padding: 0.5rem;
    background: transparent;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    color: var(--min-nav-bar-color);
    transition: background 0.15s ease;
}

.min-navmain__toggle:focus-visible {
    outline: 2px solid var(--min-nav-focus-ring);
    outline-offset: 2px;
}

.min-navmain__toggle-bar {
    display: block;
    width: var(--min-nav-bar-w);
    height: var(--min-nav-bar-h);
    background: currentColor;
    border-radius: var(--min-nav-bar-radius);
    transition: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.2s ease;
    transform-origin: center;
}

/* X-Animation wenn geöffnet */
.min-navmain__toggle[aria-expanded="true"] .min-navmain__toggle-bar:nth-child(1) {
    transform: translateY(calc(var(--min-nav-bar-h) + var(--min-nav-bar-gap))) rotate(45deg);
}
.min-navmain__toggle[aria-expanded="true"] .min-navmain__toggle-bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.min-navmain__toggle[aria-expanded="true"] .min-navmain__toggle-bar:nth-child(3) {
    transform: translateY(calc(-1 * (var(--min-nav-bar-h) + var(--min-nav-bar-gap)))) rotate(-45deg);
}

/* ==========================================================================
   Navigation List — gemeinsame Basis (output von lib.minNavmainMenu)
   ========================================================================== */

.min-nav__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.min-nav__link {
    align-items: center;
    color: var(--min-nav-text);
    display: flex;
    gap: 0.55rem;
    justify-content: space-between;
    line-height: 1.25;
    text-decoration: none;
    padding: 0.5rem 0;
    transition: background-color 0.18s ease, color 0.18s ease;
}

.min-nav__link:hover { color: var(--min-nav-link-hover); }

.min-nav__link:focus-visible {
    outline: 2px solid var(--min-nav-focus-ring);
    outline-offset: 3px;
    border-radius: 2px;
}

.min-nav__item.is-active > .min-nav__link,
.min-nav__item.is-current > .min-nav__link {
    color: var(--min-nav-link-hover);
    font-weight: 600;
}

/* ==========================================================================
   Typ: standard — Desktop Dropdown
   ========================================================================== */

.min-navmain--standard .min-navmain__nav { display: block; }

.min-navmain--standard .min-navmain__nav > .min-nav__list--level-1 {
    display: flex;
    gap: clamp(1.15rem, 2.2vw, 2rem);
    align-items: center;
}

.min-navmain--standard .min-nav__item { position: relative; }

.min-navmain--standard .min-nav__item.has-children > .min-nav__link::after {
    border-bottom: 1.5px solid currentColor;
    border-right: 1.5px solid currentColor;
    content: "";
    display: inline-block;
    flex: 0 0 0.42rem;
    height: 0.42rem;
    margin-left: 0.15rem;
    transform: rotate(45deg) translateY(-0.12rem);
    width: 0.42rem;
}

.min-navmain--standard .min-nav__list--level-2,
.min-navmain--standard .min-nav__list--level-3,
.min-navmain--standard .min-nav__list--level-4,
.min-navmain--standard .min-nav__list--level-5 {
    background: var(--min-nav-dropdown-bg);
    border: 1px solid var(--min-nav-dropdown-border);
    box-shadow: var(--min-nav-dropdown-shadow);
    list-style: none;
    margin: 0;
    min-width: 14.5rem;
    padding: 0.5rem;
    position: absolute;
    z-index: calc(var(--min-nav-z) + 5);
}

.min-navmain--standard .min-nav__list--level-2 {
    top: 100%;
    left: 0;
}

.min-navmain--standard .min-nav__list--level-3,
.min-navmain--standard .min-nav__list--level-4,
.min-navmain--standard .min-nav__list--level-5 {
    left: calc(100% - 0.2rem);
    max-height: min(66vh, 34rem);
    overflow-y: auto;
    overscroll-behavior: contain;
    top: -0.5rem;
}

.min-navmain--standard .min-nav__list--level-2[hidden],
.min-navmain--standard .min-nav__list--level-3[hidden],
.min-navmain--standard .min-nav__list--level-4[hidden],
.min-navmain--standard .min-nav__list--level-5[hidden] {
    display: none;
}

.min-navmain--standard .min-nav__item.is-edge-flipped > .min-nav__list--level-3,
.min-navmain--standard .min-nav__item.is-edge-flipped > .min-nav__list--level-4,
.min-navmain--standard .min-nav__item.is-edge-flipped > .min-nav__list--level-5 {
    left: auto;
    right: calc(100% - 0.2rem);
}

.min-navmain--standard .min-nav__list--level-2 .min-nav__item.has-children::after,
.min-navmain--standard .min-nav__list--level-2 .min-nav__item--has-children::after,
.min-navmain--standard .min-nav__list--level-3 .min-nav__item.has-children::after,
.min-navmain--standard .min-nav__list--level-3 .min-nav__item--has-children::after,
.min-navmain--standard .min-nav__list--level-4 .min-nav__item.has-children::after,
.min-navmain--standard .min-nav__list--level-4 .min-nav__item--has-children::after {
    bottom: -0.65rem;
    content: "";
    left: 100%;
    position: absolute;
    top: -0.65rem;
    width: 1rem;
}

.min-navmain--standard .min-nav__list--level-2 .min-nav__item.is-edge-flipped::after {
    left: auto;
    right: 100%;
}

.min-navmain--standard .min-nav__list.is-viewport-constrained {
    overflow-y: auto;
}

.min-navmain--standard .min-nav__list--level-2 .min-nav__link,
.min-navmain--standard .min-nav__list--level-3 .min-nav__link {
    border-radius: 2px;
    color: var(--min-nav-muted);
    font-size: 0.98rem;
    min-height: 2.55rem;
    padding: 0.68rem 0.85rem;
    white-space: nowrap;
}

.min-navmain--standard .min-nav__list--level-2 .min-nav__item.has-children > .min-nav__link::after,
.min-navmain--standard .min-nav__list--level-3 .min-nav__item.has-children > .min-nav__link::after {
    transform: rotate(-45deg);
}

.min-navmain--standard .min-nav__list--level-2 .min-nav__link:hover,
.min-navmain--standard .min-nav__list--level-2 .min-nav__link:focus-visible,
.min-navmain--standard .min-nav__list--level-3 .min-nav__link:hover,
.min-navmain--standard .min-nav__list--level-3 .min-nav__link:focus-visible {
    background: var(--min-nav-dropdown-hover-bg);
    color: var(--min-nav-link-hover);
}

/* ==========================================================================
   Typ: hamburger — Mobile Collapse
   ========================================================================== */

.min-navmain--hamburger .min-navmain__toggle { display: flex; }

.min-navmain--hamburger .min-navmain__nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--min-nav-mobile-bg);
    padding: 1rem var(--min-nav-padding-x);
    box-shadow: 0 4px 8px rgb(0 0 0 / 0.08);
    border-top: 1px solid rgb(0 0 0 / 0.06);
}

.min-navmain--hamburger .min-navmain__nav.is-open { display: block; }

.min-navmain--hamburger .min-navmain__nav > .min-nav__list--level-1 {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.min-navmain--hamburger .min-nav__link { padding: 0.625rem 0; }

.min-navmain--hamburger .min-nav__list--level-2 {
    padding-left: 1rem;
    border-left: 2px solid var(--min-nav-focus-ring);
    margin: 0.25rem 0 0.5rem;
}

/* ==========================================================================
   Typ: slide — vendorfreies Drilldown. Ohne JavaScript bleibt die ganze
   Baumstruktur sichtbar; erst .is-enhanced macht daraus eine fokussierbare
   kleine Navigationsfläche.
   ========================================================================== */

.min-navmain--slide .min-navmain__toggle { display: flex; }

.min-navmain--slide .min-navmain__nav {
    background: var(--min-nav-mobile-bg);
    border-top: 1px solid rgb(0 0 0 / 0.08);
    box-shadow: 0 12px 28px rgb(0 0 0 / 0.12);
    left: 0;
    max-height: min(76vh, 42rem);
    overflow: hidden;
    padding: 1rem var(--min-nav-padding-x);
    position: absolute;
    right: 0;
    top: 100%;
}

.min-navmain--slide .min-navmain__nav.is-enhanced { display: none; }
.min-navmain--slide .min-navmain__nav.is-enhanced.is-open { display: block; }

.min-navmain--slide .min-nav__list--level-1,
.min-navmain--slide .min-navmain__nav.is-enhanced .min-navmain__slide-panel {
    background: var(--min-nav-mobile-bg);
    min-height: 12rem;
}

.min-navmain--slide .min-navmain__nav.is-enhanced .min-nav__item {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    position: static;
}

.min-navmain--slide .min-navmain__nav.is-enhanced .min-nav__item > .min-nav__link {
    flex: 1 1 auto;
    min-height: 2.75rem;
    padding-right: 0.75rem;
}

.min-navmain--slide .min-navmain__disclosure {
    align-items: center;
    appearance: none;
    background: transparent;
    border: 1px solid currentColor;
    border-radius: 999px;
    color: var(--min-nav-text);
    cursor: pointer;
    display: inline-flex;
    height: 2.75rem;
    justify-content: center;
    margin-left: auto;
    padding: 0;
    position: static;
    width: 2.75rem;
}

.min-navmain--slide .min-navmain__disclosure:hover,
.min-navmain--slide .min-navmain__disclosure[aria-expanded="true"] {
    background: var(--min-nav-dropdown-hover-bg);
    color: var(--min-nav-link-hover);
}

.min-navmain--slide .min-navmain__disclosure-icon {
    border-bottom: 2px solid currentColor;
    border-right: 2px solid currentColor;
    height: 0.52rem;
    transform: rotate(45deg) translate(-0.1rem, -0.1rem);
    transition: transform 0.18s ease;
    width: 0.52rem;
}

.min-navmain--slide .min-navmain__disclosure[aria-expanded="true"] .min-navmain__disclosure-icon {
    transform: rotate(225deg) translate(-0.12rem, -0.12rem);
}

.min-navmain--slide .min-navmain__nav.is-enhanced .min-navmain__slide-panel {
    inset: 0;
    margin: 0;
    overflow-y: auto;
    padding: 1rem var(--min-nav-padding-x);
    position: absolute;
    transform: translateX(104%);
    transition: transform 0.28s cubic-bezier(0.22, 0.8, 0.25, 1);
    z-index: 2;
}

.min-navmain--slide .min-navmain__nav.is-enhanced .min-navmain__slide-panel.is-active { transform: translateX(0); }

.min-navmain__slide-back {
    align-items: center;
    appearance: none;
    background: transparent;
    border: 0;
    color: var(--min-nav-link-hover);
    cursor: pointer;
    display: inline-flex;
    font: inherit;
    font-weight: 600;
    gap: 0.5rem;
    min-height: 2.75rem;
    padding: 0.25rem 0.1rem;
}

.min-navmain__slide-back::before {
    border-bottom: 2px solid currentColor;
    border-left: 2px solid currentColor;
    content: "";
    height: 0.5rem;
    transform: rotate(45deg);
    width: 0.5rem;
}

.min-navmain__slide-back:focus-visible,
.min-navmain--slide .min-navmain__disclosure:focus-visible {
    outline: 2px solid var(--min-nav-focus-ring);
    outline-offset: 3px;
}

/* Responsive: Toggle auf Desktop ausblenden */
@media (min-width: 992px) {
    .min-navmain--hamburger .min-navmain__toggle { display: none; }
    .min-navmain--hamburger .min-navmain__nav    { display: block; position: static; box-shadow: none; border: none; padding: 0; }
    .min-navmain--hamburger .min-navmain__nav > .min-nav__list--level-1 { flex-direction: row; gap: 2rem; }
}

/* ==========================================================================
   Typ: offcanvas / sidebar — mmenu.js übernimmt das Styling
   Hier nur der Header-Toggle
   ========================================================================== */

.min-navmain--offcanvas .min-navmain__toggle,
.min-navmain--sidebar   .min-navmain__toggle { display: flex; }

/* mmenu.js Theme Override via CSS-Properties */
.mm-menu {
    --mm-color-background:       var(--min-nav-fs-bg);
    --mm-color-text:             #ffffff;
    --mm-color-text-dimmed:      rgba(255,255,255,0.55);
    --mm-color-border:           rgba(255,255,255,0.10);
    --mm-listitem-size:          52px;
    --mm-navbar-size:            58px;
    --mm-color-button:           rgba(255,255,255,0.55);
    --mm-color-button-hover:     rgba(255,255,255,1);
}

/* ==========================================================================
   Typ: fullscreen_curtain + fullscreen_push — GSAP Fullscreen
   GSAP animiert, CSS definiert Ausgangs- und Endzustand
   ========================================================================== */

.min-navmain--fullscreen_curtain .min-navmain__toggle,
.min-navmain--fullscreen_push   .min-navmain__toggle { display: flex; }

/* Dialog-Overlay */
.min-navmain-fullscreen {
    position: fixed;
    inset: 0;
    z-index: calc(var(--min-nav-z) - 1);
    visibility: hidden;
    pointer-events: none;
}

.min-navmain-fullscreen__backdrop {
    position: absolute;
    inset: 0;
    background: var(--min-nav-fs-bg);
    will-change: clip-path;
}

.min-navmain-fullscreen__nav {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: calc(var(--min-nav-height) + 3rem) var(--min-nav-padding-x) 4rem;
    overflow-y: auto;
    opacity: 0;
}

.min-navmain-fullscreen__nav:focus { outline: none; }

/* --- Curtain: irisartige Öffnung; GSAP setzt und animiert den Kreis --- */
.min-navmain-fullscreen--fullscreen_curtain .min-navmain-fullscreen__backdrop {
    clip-path: circle(0% at 92% 8%);
}

/* --- Push: Overlay startet translateX(100%) --- */
.min-navmain-fullscreen--fullscreen_push {
    left: auto;
    width: min(480px, 90vw);
}

.min-navmain-fullscreen--fullscreen_push .min-navmain-fullscreen__backdrop {
    background: var(--min-nav-fs-bg);
    opacity: 1;
}

/* Fullscreen Link-Styling */
.min-navmain-fullscreen .min-nav__list--level-1 {
    display: flex;
    flex-direction: column;
    gap: 0.1em;
}

.min-navmain-fullscreen .min-nav__list--level-1 > .min-nav__item {
    overflow: hidden;
    position: relative;
}

.min-navmain-fullscreen .min-nav__list--level-1 > .min-nav__item > .min-nav__link {
    font-size: var(--min-nav-fs-link-size);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.15;
    color: var(--min-nav-fs-text);
    padding: 0.1em 0;
}

/* Ein Hauptpunkt bleibt ein Link. Der dezente zweite Treffer öffnet nur die
   Kindebene – damit ist die Absicht auf Touch und mit Tastatur eindeutig. */
.min-navmain-fullscreen .min-nav__item.has-children > .min-nav__link {
    display: inline-flex;
    max-width: calc(100% - 3.4rem);
}

.min-navmain-fullscreen .min-navmain__disclosure {
    align-items: center;
    appearance: none;
    background: transparent;
    border: 1px solid rgb(255 255 255 / 0.28);
    border-radius: 999px;
    color: var(--min-nav-fs-text);
    cursor: pointer;
    display: inline-flex;
    height: 2.75rem;
    justify-content: center;
    margin-left: 0.7rem;
    padding: 0;
    position: absolute;
    right: 0;
    top: 0.22rem;
    transition: background-color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
    width: 2.75rem;
}

.min-navmain-fullscreen .min-navmain__disclosure:hover,
.min-navmain-fullscreen .min-navmain__disclosure[aria-expanded="true"] {
    background: rgb(255 255 255 / 0.12);
    border-color: var(--min-nav-fs-accent);
}

.min-navmain-fullscreen .min-navmain__disclosure:focus-visible {
    outline: 2px solid var(--min-nav-fs-accent);
    outline-offset: 3px;
}

.min-navmain-fullscreen .min-navmain__disclosure-icon {
    border-bottom: 2px solid currentColor;
    border-right: 2px solid currentColor;
    display: block;
    height: 0.52rem;
    transform: rotate(45deg) translate(-0.1rem, -0.1rem);
    transition: transform 0.18s ease;
    width: 0.52rem;
}

.min-navmain-fullscreen .min-navmain__disclosure[aria-expanded="true"] .min-navmain__disclosure-icon {
    transform: rotate(225deg) translate(-0.12rem, -0.12rem);
}

.min-navmain-fullscreen .min-nav__link:hover,
.min-navmain-fullscreen .min-nav__link:focus-visible {
    color: var(--min-nav-fs-accent);
    outline-color: var(--min-nav-fs-accent);
}

.min-navmain-fullscreen .min-nav__list--level-2 {
    border-left: 1px solid rgb(255 255 255 / 0.18);
    padding-left: 1.5rem;
    margin: 0.25rem 0 0.75rem;
}

.min-navmain-fullscreen .min-nav__list--level-2 .min-nav__link {
    font-size: clamp(0.875rem, 1.4vw, 1.1rem);
    color: rgba(255,255,255,0.6);
    padding: 0.2em 0;
    font-weight: 400;
}

.min-navmain-fullscreen .min-nav__list--level-2 .min-nav__link:hover {
    color: var(--min-nav-fs-text);
}

/* Push-Typ: kleinere Links (Sidebar-Feel) */
.min-navmain-fullscreen--fullscreen_push .min-nav__list--level-1 > .min-nav__item > .min-nav__link {
    font-size: clamp(1.25rem, 2.5vw, 2rem);
}

/* ==========================================================================
   Dark Mode (prefers-color-scheme)
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    :root {
        --min-nav-bg:         #111827;
        --min-nav-text:       #f3f4f6;
        --min-nav-mobile-bg:  #111827;
        --min-nav-bar-color:  #f3f4f6;
    }
}

/* ==========================================================================
   Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    .min-navmain__toggle-bar,
    .min-navmain-fullscreen,
    .min-nav__link,
    .min-navmain__disclosure,
    .min-navmain__disclosure-icon,
    .min-navmain--slide .min-navmain__slide-panel { transition: none !important; animation: none !important; }
}

@media (max-width: 480px) {
    .min-navmain-fullscreen .min-nav__list--level-1 > .min-nav__item > .min-nav__link {
        max-width: calc(100% - 3.1rem);
    }

    .min-navmain__disclosure {
        height: 2.75rem;
        margin-left: 0.45rem;
        width: 2.75rem;
    }
}

} /* end @layer min-navmain */