/*
==============================================================================
LUVEX THEME v5.2 - COMPLETE HEADER SYSTEM (FINAL CORRECTIONS)
==============================================================================

Description: Vollständige Header-Implementierung mit den letzten Detail-Anpassungen.
             - Pfeil-Rotation: Korrigiert auf links-unten
             - Automatische Breitenanpassung für Menüpunkte finalisiert
             - Startpunkt des vertikalen Lichtstrahls an den Elterneintrag angepasst
Dependencies: _variables.css, _core.css
Last Update: 2025-09-01 (Finale Korrekturen)

==============================================================================
*/

/* ==========================================================================
   1. HEADER & MAIN CONTAINER SETUP
   ========================================================================== */
.site-header {
    background: transparent !important; 
    border-bottom: 1px solid rgba(109, 213, 237, 0.2);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 80px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    backdrop-filter: none;
    box-shadow: none;
    overflow: visible !important;
}

/* Scrolled State - Glassmorphism Effect */
.site-header.scrolled {
    background: rgba(27, 42, 73, 0.95) !important;
    backdrop-filter: blur(10px) saturate(180%);
    -webkit-backdrop-filter: blur(10px) saturate(180%);
    border-bottom: 1px solid rgba(109, 213, 237, 0.4);
    box-shadow: 
        0 4px 20px rgba(27, 42, 73, 0.3),
        0 1px 3px rgba(0, 0, 0, 0.1);
}

.header-container {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 3rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    overflow: visible !important;
    position: relative;
}

.header-left-group {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-shrink: 0;
}

.header-language-switcher {
    flex-shrink: 0;
    transform: translateY(-2px);
}

.header-language-switcher .language-switcher-trigger {
    padding: 8px 16px !important;
    min-height: 38px !important;
    border-radius: 6px !important;
}

.header-language-switcher .language-dropdown {
    left: auto !important;
    right: 0 !important;
}

/* ==========================================================================
   2. LOGO & BRANDING
   ========================================================================== */
.site-branding {
    flex-shrink: 0;
    z-index: 1001;
}

.site-branding a {
    text-decoration: none;
    display: block;
}

.custom-logo {
    height: 40px;
    width: auto;
    max-width: 200px;
}

.luvex-logo-text {
    font-size: 1.8rem;
    font-weight: 600;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 2px;
    color: var(--luvex-white);
    transition: all 0.3s ease;
}

.luvex-logo-text:hover {
    color: var(--luvex-bright-cyan);
    transform: scale(1.02);
}

.site-header.scrolled .luvex-logo-text {
    color: var(--luvex-white);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.logo-l {
    color: var(--luvex-bright-cyan);
    font-weight: 700;
}

.site-header.scrolled .logo-l {
    color: var(--luvex-bright-cyan);
    text-shadow: 0 1px 3px rgba(109, 213, 237, 0.5);
}

.logo-u, .logo-vex {
    color: var(--luvex-white);
}

.logo-dot {
    width: 6px;
    height: 6px;
    background: var(--luvex-bright-cyan);
    border-radius: 50%;
    margin-left: 2px;
    display: inline-block;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* ==========================================================================
   3. MAIN NAVIGATION SYSTEM
   ========================================================================== */
.main-navigation {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    margin: 0 2rem;
    overflow: visible !important;
    position: relative;
}

.main-navigation > ul {
    display: flex;
    list-style: none !important;
    margin: 0;
    padding: 0;
    position: relative;
    overflow: visible !important;
}

.main-navigation ul,
.main-navigation li {
    list-style: none !important;
    margin: 0;
    padding: 0;
}

/* ==========================================================================
   4. LEVEL 1 - HAUPTMENÜ ITEMS (ICONS OBEN + PFEIL UNTER TEXT)
   ========================================================================== */
.main-navigation > ul > li {
    position: relative;
}

.main-navigation > ul > li > a {
    color: var(--luvex-white);
    text-decoration: none;
    position: relative;
    transition: all 0.3s ease;
    padding: 0 3.5rem; 
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    height: 80px;
    box-sizing: border-box;
}

.main-navigation > ul > li > a .menu-item-icon {
    font-size: 1.1rem;
    opacity: 0.9;
    transition: all 0.3s ease;
    order: -1;
}

.main-navigation > ul > li > a .menu-item-text {
    font-size: 1rem;
    font-weight: 500;
    transition: color 0.3s ease;
    order: 1;
}

.main-navigation > ul > li:hover > a .menu-item-icon {
    color: var(--luvex-bright-cyan);
    opacity: 1;
    transform: scale(1.1) translateY(-1px);
}

.main-navigation > ul > li:hover > a .menu-item-text {
    color: var(--luvex-bright-cyan);
}

.site-header.scrolled .main-navigation > ul > li > a {
    color: var(--luvex-white);
}

.site-header.scrolled .main-navigation > ul > li > a .menu-item-text {
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.site-header.scrolled .main-navigation > ul > li:hover > a .menu-item-text {
    color: var(--luvex-bright-cyan);
    text-shadow: 0 1px 3px rgba(109, 213, 237, 0.4);
}

/* ==========================================================================
   PFEIL-EFFEKT FÜR DROPDOWN-NAVIGATION (NEU & VERBESSERT)
   ========================================================================== */
.main-navigation > ul > li.menu-item-has-children > a::after {
    content: '\f107'; /* fa-chevron-down */
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: 0.7rem;
    color: var(--luvex-gray-300);
    position: absolute;
    left: 50%;
    bottom: 8px;
    transform: translateX(-50%) rotate(180deg);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    pointer-events: none;
}

.main-navigation > ul > li.menu-item-has-children:hover > a::after {
    color: var(--luvex-bright-cyan);
    /* FINALE KORREKTUR: Winkel für eine Drehung nach "links-unten" */
    transform: translateX(-50%) rotate(-45deg); 
}

/* Alte Pfeil-Logik ausblenden */
.main-navigation > ul > li.menu-item-has-children > a .dropdown-arrow {
    display: none;
}


/* ==========================================================================
   5. LEVEL 2 - HORIZONTAL SUB-MENU (MIT LICHTSTRAHL & AUTO-BREITE)
   ========================================================================== */
.main-navigation > ul > li > .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    
    background: rgba(20, 35, 60, 0.97);
    backdrop-filter: blur(12px) saturate(180%);
    box-shadow: var(--shadow-lg);
    border-top: 1px solid rgba(109, 213, 237, 0.3);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    padding: 0;
    
    display: flex;
    list-style: none !important;

    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    
    z-index: 1001;
    
    width: max-content; 
}

/* Horizontaler UV-Lichtstrahl */
.main-navigation > ul > li > .sub-menu::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    width: 0%;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--luvex-special-cyan) 20%, 
        var(--luvex-white) 50%, 
        var(--luvex-special-cyan) 80%, 
        transparent 100%
    );
    box-shadow: 0 0 8px var(--luvex-special-cyan), 0 0 12px rgba(109, 213, 237, 0.5);
    transition: width 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 2;
    border-radius: 2px;
    will-change: width;
}

.main-navigation > ul > li:hover > .sub-menu::before {
    width: 100%;
}

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

/* KORRIGIERT: Z-Index anheben, um Überblendung zu verhindern */
.main-navigation > ul > li > .sub-menu > li:hover {
    position: relative;
    z-index: 10;
}

.main-navigation > ul > li > .sub-menu > li {
    position: relative;
    list-style: none !important;
    margin: 0;
    padding: 0;
    /* KORRIGIERT: Dies zwingt das Element, so breit wie sein möglicher Inhalt 
       (inklusive des absolut positionierten Kind-Menüs) zu sein. */
    width: max-content; 
}

.main-navigation > ul > li > .sub-menu > li > a {
    color: var(--luvex-white);
    font-weight: 500;
    padding: 1.2rem 1.5rem;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
    position: relative;
    transition: all 0.3s ease;
    white-space: nowrap;
    height: auto;
    position: relative; /* Für z-index Stapelkontext */
}

.main-navigation > ul > li > .sub-menu > li > a:hover {
    color: var(--luvex-bright-cyan);
    background: rgba(109, 213, 237, 0.1);
}

.main-navigation > ul > li > .sub-menu > li:hover > a {
    /* KORRIGIERT: Hebt den Link über das aufklappende Menü */
    z-index: 1003; 
}

/* ==========================================================================
   6. LEVEL 3 - VERTICAL SUB-SUB-MENU (MIT LICHTSTRAHL - VERBESSERT)
   ========================================================================== */
.main-navigation .sub-menu .sub-menu {
    --level2-item-height: 4.5rem; /* Höhe des Elternelements für den Versatz, leicht angepasst */

    position: absolute;
    /* KORRIGIERT: Startet jetzt auf gleicher Höhe wie das Elternelement */
    top: 0; 
    left: 0;
    
    min-width: 100%;
    width: max-content;
    
    background: rgba(15, 28, 48, 0.97);
    backdrop-filter: blur(12px) saturate(180%);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(109, 213, 237, 0.3);
    border-top: none;
    
    display: block;
    /* KORRIGIERT: Fügt oben Platz hinzu, um den Inhalt unter das Elternelement zu schieben */
    padding: var(--level2-item-height) 0 0.5rem 0;
    list-style: none !important;

    opacity: 0;
    visibility: hidden;
    transform: translateY(0);
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 1002;
    overflow: hidden;
    pointer-events: none; /* Verhindert blockieren des Parent-Hovers */
}

/* Vertikaler UV-Lichtstrahl */
.main-navigation .sub-menu .sub-menu::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 2px;
    height: 0%;
    background: linear-gradient(180deg, 
        var(--luvex-white) 0%, 
        var(--luvex-special-cyan) 50%, 
        transparent 100%
    );
    box-shadow: 0 0 8px var(--luvex-special-cyan);
    transition: height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 2;
    border-radius: 2px;
    will-change: height;
}

/* KORRIGIERT: Lichtstrahl und Menü erscheinen beim Hover */
.main-navigation .sub-menu > li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.main-navigation .sub-menu > li:hover > .sub-menu::before {
    height: 100%;
}

.main-navigation .sub-menu .sub-menu li {
    width: 100%;
    list-style: none !important;
    margin: 0;
    padding: 0;
}

.main-navigation .sub-menu .sub-menu a {
    padding: 0.75rem 1.5rem;
    color: var(--luvex-white);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.main-navigation .sub-menu .sub-menu a:hover {
    background: rgba(109, 213, 237, 0.1);
    color: var(--luvex-bright-cyan);
    padding-left: 2rem;
}

/* ==========================================================================
   7. DROPDOWN ARROWS & INDICATORS (Level 2->3)
   ========================================================================== */
.main-navigation .sub-menu > li.menu-item-has-children > a .dropdown-arrow {
    display: inline-block;
    margin-left: auto;
    transform: rotate(-90deg);
    transition: transform 0.3s ease;
}

.main-navigation .sub-menu > li.menu-item-has-children:hover > a .dropdown-arrow {
    transform: rotate(0deg);
    color: var(--luvex-bright-cyan);
}

/* NEU: Icon Hover-Effekt für alle Untermenü-Ebenen */
.main-navigation .sub-menu li > a i {
    transition: transform 0.3s ease;
}

.main-navigation .sub-menu li:hover > a i {
    transform: scale(1.15);
}


/* ==========================================================================
   8. HEADER CTA, USER SYSTEM & LANGUAGE SWITCHER (WIEDERHERGESTELLT)
   ========================================================================== */
.header-cta {
    flex-shrink: 0;
}

.header-actions-group {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header-cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 12px 24px;
    background: var(--luvex-bright-cyan);
    color: var(--luvex-dark-blue);
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
}

.header-cta-button:hover {
    background: var(--luvex-white);
    color: var(--luvex-dark-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(109, 213, 237, 0.3);
}


/* --- User Section (Logged In) --- */
.user-section {
    position: relative;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(109, 213, 237, 0.2);
}

.user-info:hover {
    background: rgba(109, 213, 237, 0.1);
    border-color: var(--luvex-bright-cyan);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--luvex-bright-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--luvex-dark-blue);
    font-weight: 600;
    font-size: 0.9rem;
    overflow: hidden;
}

.user-details {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.user-welcome {
    font-size: 0.8rem;
    color: var(--luvex-gray-300);
    margin: 0;
    line-height: 1;
}

.user-name {
    font-size: 0.95rem;
    color: var(--luvex-white);
    font-weight: 500;
    margin: 0;
    line-height: 1;
}

.user-info .dropdown-arrow {
    display: inline-block !important;
    color: var(--luvex-gray-300);
    font-size: 0.8rem;
    transition: transform 0.3s ease;
}

.user-info.open .dropdown-arrow {
    transform: rotate(180deg);
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 280px;
    background: var(--luvex-dark-blue);
    border: 1px solid rgba(109, 213, 237, 0.2);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(5px);
    transition: all 0.3s ease;
    z-index: 1003;
}

.user-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-header {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(109, 213, 237, 0.1);
}

.dropdown-user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.dropdown-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--luvex-bright-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--luvex-dark-blue);
    font-weight: 600;
    font-size: 1.1rem;
    overflow: hidden;
}

.dropdown-user-details h4 {
    margin: 0 0 4px 0;
    color: var(--luvex-white);
    font-size: 1.1rem;
    font-weight: 600;
}

.dropdown-user-details p {
    margin: 0;
    color: var(--luvex-gray-300);
    font-size: 0.9rem;
}

.dropdown-menu {
    padding: 0.5rem 0;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    color: var(--luvex-white);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.dropdown-item:hover {
    background: rgba(109, 213, 237, 0.1);
    color: var(--luvex-bright-cyan);
}

.dropdown-item i {
    width: 16px;
    text-align: center;
    opacity: 0.8;
}

/* --- Language Switcher --- */
.language-switcher-dropdown {
    position: relative;
}

.language-switcher-trigger {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(109, 213, 237, 0.2);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--luvex-white);
    font-size: 0.9rem;
}

.language-switcher-trigger:hover {
    background: rgba(109, 213, 237, 0.1);
    border-color: var(--luvex-bright-cyan);
}

.language-flag {
    font-size: 1.2rem;
    line-height: 1;
}

.language-code {
    font-weight: 600;
}

.language-arrow {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}

.language-switcher-trigger.open .language-arrow {
    transform: rotate(180deg);
}

.language-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 220px;
    background: var(--luvex-dark-blue);
    border: 1px solid rgba(109, 213, 237, 0.2);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(5px);
    transition: all 0.3s ease;
    z-index: 1003;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.language-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--luvex-white);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border-radius: var(--radius-md);
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    width: 100%;
}

.language-option:hover:not(:disabled) {
    background: rgba(109, 213, 237, 0.1);
    color: var(--luvex-bright-cyan);
}

.language-option.current {
    font-weight: 600;
    color: var(--luvex-bright-cyan);
}


/* ==========================================================================
   9. MOBILE MENU TOGGLE (WIEDERHERGESTELLT)
   ========================================================================== */
.mobile-menu-toggle {
    display: none;
    flex-shrink: 0;
}

.hamburger-button {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.hamburger-button:hover {
    background: rgba(109, 213, 237, 0.1);
}

.hamburger-lines {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.hamburger-lines span {
    width: 24px;
    height: 2px;
    background: var(--luvex-white);
    transition: all 0.3s ease;
    border-radius: 1px;
}

.hamburger-button.menu-open .hamburger-lines span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger-button.menu-open .hamburger-lines span:nth-child(2) {
    opacity: 0;
}

.hamburger-button.menu-open .hamburger-lines span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ==========================================================================
   10. MOBILE NAVIGATION (WIEDERHERGESTELLT)
   ========================================================================== */
.mobile-navigation {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--luvex-dark-blue);
    border-top: 1px solid rgba(109, 213, 237, 0.2);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.mobile-navigation[aria-hidden="false"] {
    max-height: calc(100vh - 80px);
}

.mobile-menu-content {
    padding: 1rem 0;
}

/* ==========================================================================
   11. RESPONSIVE & BREAKPOINTS (WIEDERHERGESTELLT)
   ========================================================================== */
@media (max-width: 1200px) {
    .main-navigation > ul > li > a {
        padding: 0 1.8rem;
    }
}

@media (max-width: 1024px) {
    .main-navigation, .header-cta {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .mobile-navigation {
        display: block;
    }
    
    .header-container {
        padding: 0 1rem;
    }
    
    .user-details {
        display: none;
    }
}

@media (max-width: 768px) {
    .site-header, .site-header.scrolled {
        height: 70px;
    }
    
    .header-container {
        height: 70px;
    }
    
    .luvex-logo-text {
        font-size: 1.5rem;
    }
    
    .custom-logo {
        height: 32px;
    }
}

/* ==========================================================================
   12. ASTRA OVERRIDES & CLEANUP
   ========================================================================== */
.main-navigation .ast-arrow-svg,
.main-navigation .ast-menu-toggle,
.ast-desktop .ast-menu-toggle {
    display: none !important;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.skip-link:focus {
    position: absolute;
    left: 6px;
    top: 7px;
    width: auto;
    height: auto;
    padding: 8px 16px;
    background: var(--luvex-dark-blue);
    color: var(--luvex-white);
    text-decoration: none;
    border-radius: var(--radius-md);
    z-index: 9999;
}