/**
 * CSS für Navigation und Menü-Elemente
 * 
 * Diese Datei enthält alle Navigations-Styles der Website.
 * Sie nutzt die CSS Custom Properties aus colors.css und fonts.css.
 * 
 * Author: Fabian Rossbacher
 * LinkedIn: https://www.linkedin.com/in/fabian-rossbacher/
 */

/* ==========================================================================
   Header Navigation (Top Navigation)
   ========================================================================== */

.widget-navigation-header {
    background-color: var(--color-background-primary);
    border-bottom: 1px solid var(--color-border-light);
    padding: 0.75rem 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.widget-navigation-container {
    width: 100%;
    margin: 0;
    padding: 0 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.widget-navigation-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}

/* Änderungsprotokoll: 2026-07-06 | Cursor Agent | @skill-css-rules | Logo ohne Rahmen bei Klick */
.widget-navigation-logo:focus,
.widget-navigation-logo:focus-visible {
    outline: none;
    box-shadow: none;
}

.widget-navigation-logo img {
    height: 64px;
    width: auto;
    object-fit: contain;
    -webkit-tap-highlight-color: transparent;
}

.widget-navigation-center {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.widget-navigation-center nav {
    display: flex;
}

.widget-navigation-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.widget-navigation-links li {
    list-style: none;
    margin: 0;
    padding: 0;
    position: static;
}

.widget-navigation-links li::before {
    content: none !important;
}

.widget-navigation-link {
    color: var(--color-text-primary);
    text-decoration: none;
    font-size: var(--font-size-medium);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.widget-navigation-link:hover {
    background: rgba(var(--color-primary-rgb), 0.18);
    color: var(--color-primary);
    box-shadow: 0 2px 4px rgba(var(--color-primary-rgb), 0.15);
    text-decoration: none;
}

.widget-navigation-link.active {
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 3px 6px rgba(var(--color-primary-rgb), 0.25);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
}

.widget-navigation-right {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

/* Hamburger Button */
.widget-navigation-hamburger {
    display: none;
}

#sidebar-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 8px;
    position: relative;
    z-index: 10000;
    -webkit-tap-highlight-color: rgba(var(--color-primary-rgb), 0.3);
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
    touch-action: manipulation;
    flex-shrink: 0;
}

#sidebar-toggle span {
    display: block;
    height: 3px;
    background: #2d3748;
    margin: 5px 0;
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
    pointer-events: none;
}

/* Language Dropdown */
.widget-language-dropdown {
    position: relative;
}

.widget-language-button {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-background-secondary);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    cursor: pointer;
    font-size: var(--font-size-small);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    transition: all 0.3s ease;
}

.widget-language-button:hover {
    background: var(--color-hover-background);
    border-color: var(--color-primary);
}

.widget-language-flag {
    width: 24px;
    height: 16px;
    object-fit: contain;
    border-radius: 2px;
    flex-shrink: 0;
}

.widget-language-dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0; /* Kein Hover-Gap zwischen Button und Menü */
    background: var(--color-background-primary);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    min-width: 150px;
    padding: 0.25rem 0;
}

/* Offen bleiben bei Hover oder Fokus im Container (stabil beim Klicken) */
.widget-language-dropdown:hover .widget-language-dropdown-content,
.widget-language-dropdown:focus-within .widget-language-dropdown-content,
.widget-language-dropdown-content:hover {
    display: block;
}

.widget-language-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    color: var(--color-text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: var(--font-size-small);
}

.widget-language-option:hover {
    background: var(--color-hover-background);
    color: var(--color-primary);
}

/* Änderungsprotokoll: 2026-06-03 | agent | skill-css-rules | Hamburger + ausgeblendete Header-Links ab iPad/Small Desktop */
/* Tablet, iPad, Small Desktop: Hamburger statt horizontaler Header-Navigation */
@media (max-width: 1366px) {
    #sidebar-toggle {
        display: inline-block !important;
    }

    .widget-navigation-center {
        display: none;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .widget-navigation-header {
        width: 100%;
        margin: 0;
        padding: 0.75rem 0;
    }
    
    .widget-navigation-container {
        width: 100%;
        margin: 0;
        padding: 0 10px;
        height: 50px;
    }
    
    .widget-navigation-logo img {
        height: 40px;
    }
    
    .widget-navigation-links {
        gap: 1rem;
    }
    
    .widget-navigation-link {
        font-size: var(--font-size-small);
        padding: 0.4rem 0.75rem;
    }
}

@media (max-width: 576px) {
    .widget-navigation-header {
        width: 100%;
        margin: 0;
        padding: 0.75rem 0;
    }
    
    .widget-navigation-container {
        width: 100%;
        margin: 0;
        padding: 0 10px;
        height: 45px;
    }
    
    .widget-navigation-logo img {
        height: 35px;
    }
    
    .widget-language-button {
        padding: 0.4rem 0.75rem;
    }
}

/* Sidebar Navigation */
.widget-sidebar-navigation {
    background: var(--color-background-secondary);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    border: 1px solid var(--color-border);
}

.widget-sidebar-navigation h3 {
    color: var(--color-text-primary);
    font-size: var(--font-size-large);
    font-weight: var(--font-weight-semibold);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--color-primary);
}

.widget-sidebar-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.widget-sidebar-list li {
    list-style: none;
    margin: 0 0 0.25rem 0;
    padding: 0;
}

.widget-link-sidebar {
    display: block;
    padding: 0.5rem 0.75rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    border-radius: 4px;
    font-size: var(--font-size-medium);
    font-weight: var(--font-weight-medium);
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.widget-link-sidebar:hover {
    background: rgba(var(--color-primary-rgb), 0.15);
    color: var(--color-primary);
    text-decoration: none;
    border-left-color: var(--color-primary);
    box-shadow: 0 2px 4px rgba(var(--color-primary-rgb), 0.15);
}

.widget-link-sidebar-active {
    background: var(--color-primary);
    color: var(--color-white);
    font-weight: var(--font-weight-semibold);
    border-left-color: var(--color-secondary);
}

.widget-link-sidebar-active:hover {
    background: var(--color-primary-hover);
    color: var(--color-white);
}

/* Breadcrumb Navigation */
.widget-breadcrumb {
    display: flex;
    align-items: center;
    margin: 1rem 0;
    font-size: var(--font-size-small);
    color: var(--color-text-secondary);
}

.widget-breadcrumb-item {
    display: flex;
    align-items: center;
}

.widget-breadcrumb-item:not(:last-child)::after {
    content: "›";
    margin: 0 0.5rem;
    color: var(--color-text-muted);
}

.widget-breadcrumb-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.widget-breadcrumb-link:hover {
    color: var(--color-primary);
    text-decoration: none;
}

.widget-breadcrumb-current {
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
}

/* Pagination */
.widget-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 2rem 0;
    gap: 0.5rem;
}

.widget-pagination-item {
    display: inline-block;
    padding: 0.5rem 0.75rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: var(--font-size-medium);
    transition: all 0.3s ease;
}

.widget-pagination-item:hover {
    background: var(--color-hover-background);
    color: var(--color-text-primary);
    text-decoration: none;
    border-color: var(--color-primary);
}

.widget-pagination-item-active {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.widget-pagination-item-active:hover {
    background: var(--color-primary-hover);
    color: var(--color-white);
}

.widget-pagination-item-disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Tab Navigation */
.widget-tabs {
    border-bottom: 2px solid var(--color-border);
    margin-bottom: 2rem;
}

.widget-tab-list {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    gap: 0;
}

.widget-tab-item {
    list-style: none;
    margin: 0;
    padding: 0;
}

.widget-tab-link {
    display: block;
    padding: 1rem 1.5rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    border-bottom: 3px solid transparent;
    font-size: var(--font-size-medium);
    font-weight: var(--font-weight-medium);
    transition: all 0.3s ease;
    text-transform: var(--text-transform-uppercase);
    letter-spacing: var(--letter-spacing-wide);
}

.widget-tab-link:hover {
    color: var(--color-text-primary);
    text-decoration: none;
    background: var(--color-hover-background);
}

.widget-tab-link-active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    background: var(--color-background-primary);
}

.widget-tab-link-active:hover {
    color: var(--color-primary);
    background: var(--color-background-primary);
}

/* Dropdown Navigation */
.widget-dropdown {
    position: relative;
    display: inline-block;
}

.widget-dropdown-toggle {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--color-background-secondary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    cursor: pointer;
    font-size: var(--font-size-medium);
    transition: all 0.3s ease;
}

.widget-dropdown-toggle:hover {
    background: var(--color-hover-background);
    border-color: var(--color-primary);
}

.widget-dropdown-toggle::after {
    content: "▼";
    margin-left: 0.5rem;
    font-size: var(--font-size-small);
    transition: transform 0.3s ease;
}

.widget-dropdown-open .widget-dropdown-toggle::after {
    transform: rotate(180deg);
}

.widget-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-background-primary);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    box-shadow: 0 4px 12px var(--color-shadow);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.widget-dropdown-open .widget-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.widget-dropdown-list {
    list-style: none;
    padding: 0.5rem 0;
    margin: 0;
}

.widget-dropdown-item {
    list-style: none;
    margin: 0;
    padding: 0;
}

.widget-dropdown-link {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--font-size-medium);
    transition: all 0.3s ease;
}

.widget-dropdown-link:hover {
    background: var(--color-hover-background);
    color: var(--color-text-primary);
    text-decoration: none;
}

/* Mobile Navigation */
.widget-mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: var(--font-size-large);
    cursor: pointer;
    padding: 0.5rem;
}

.widget-mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-background-primary);
    z-index: 9999;
    padding: 2rem;
    overflow-y: visible;
}

.widget-mobile-menu-open {
    display: block;
}

.widget-mobile-menu-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--color-text-primary);
    font-size: var(--font-size-large);
    cursor: pointer;
}

/* Responsive Design */
@media (max-width: 768px) {
    .widget-sidebar-navigation {
        padding: 1rem;
    }
    
    .widget-sidebar-navigation h3 {
        font-size: var(--font-size-medium);
    }
    
    .widget-sidebar-list li {
        margin: 0 0 0.2rem 0;
    }
    
    .widget-link-sidebar {
        padding: 0.4rem 0.6rem;
        font-size: var(--font-size-small);
    }
    
    .widget-tab-list {
        flex-wrap: wrap;
    }
    
    .widget-tab-link {
        padding: 0.75rem 1rem;
        font-size: var(--font-size-small);
    }
    
    .widget-mobile-menu-toggle {
        display: block;
    }
    
    .widget-pagination {
        flex-wrap: wrap;
        gap: 0.25rem;
    }
    
    .widget-pagination-item {
        padding: 0.375rem 0.5rem;
        font-size: var(--font-size-small);
    }
}

@media (max-width: 576px) {
    .widget-sidebar-navigation {
        padding: 0.75rem;
        margin-bottom: 1rem;
    }
    
    .widget-sidebar-list li {
        margin: 0 0 0.15rem 0;
    }
    
    .widget-link-sidebar {
        padding: 0.35rem 0.5rem;
        font-size: var(--font-size-small);
    }
    
    .widget-breadcrumb {
        font-size: var(--font-size-xs);
        flex-wrap: wrap;
    }
    
    .widget-tab-link {
        padding: 0.5rem 0.75rem;
        font-size: var(--font-size-xs);
    }
    
    .widget-dropdown-toggle {
        padding: 0.5rem 0.75rem;
        font-size: var(--font-size-small);
    }
    
    .widget-dropdown-link {
        padding: 0.5rem 0.75rem;
        font-size: var(--font-size-small);
    }
}
/* Tablet Landscape: 769px - 1023px */
@media (min-width: 769px) and (max-width: 1023px) {
    .widget-navigation-container {
        padding: 0 1.5rem;
        max-width: 100%;
    }
    
    .widget-navigation-links li a {
        padding: 0.6rem 1rem;
        font-size: var(--font-size-small);
    }
}

/* Make navigation more flexible */
.widget-navigation-container {
    box-sizing: border-box;
}

.widget-navigation-center {
    flex-shrink: 1;
    min-width: 0;
}

.widget-navigation-links {
    flex-wrap: wrap;
}
/* Änderungsprotokoll: 2026-07-09 | Cursor Agent | @skill-css-rules, @skill-change-provenance | Mobile Navigation ohne Horizontal-Scroll */
@media (max-width: 768px) {
    .widget-navigation-header {
        max-height: none;
        overflow-x: hidden;
    }

    .widget-navigation-container {
        gap: 0.5rem;
        padding: 0.5rem 0.75rem;
        min-width: 0;
        min-height: 64px;
        box-sizing: border-box;
        max-width: 100%;
    }

    .widget-navigation-logo {
        flex-shrink: 0;
        padding: 0 4px;
    }

    .widget-navigation-logo img {
        height: 56px;
        max-height: 56px;
    }

    .widget-navigation-main {
        flex: 1 1 auto;
        min-width: 0;
    }

    .widget-navigation-right {
        gap: 0.35rem;
        flex-shrink: 0;
    }

    .widget-language-button {
        padding: 0.5rem;
    }

    .widget-language-button span {
        display: none;
    }

    .widget-navigation-hamburger {
        display: flex;
    }

    .widget-navigation-center {
        display: none;
    }
}

@media (max-width: 576px) {
    .widget-navigation-container {
        min-height: 56px;
        padding: 0.375rem 0.5rem;
    }

    .widget-navigation-logo img {
        height: 48px;
        max-height: 48px;
    }
}