/*
 * Hepsi Mega Menu Styles
 * Theme-agnostic CSS with Shoptimizer optimization
 * 
 * @package    Hepsi_One
 * @subpackage Assets/CSS
 * @version    1.0.0
 * @author     Roman Kobosil
 */

/* ==============================================
 * DESKTOP MEGA MENU STYLES
 * Optimized for Shoptimizer + Child Theme
 * ============================================== */

@media (min-width: 993px) {
    
    /* Hide mobile version on desktop */
    .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper.hepsi-mega-mobile,
    .main-navigation ul li.full-width > .sub-menu-wrapper.hepsi-mega-mobile {
        display: none !important;
    }
    
    /* Shoptimizer Compatibility - Enhance existing .full-width system */
    .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper.hepsi-mega-desktop,
    .main-navigation ul li.full-width > .sub-menu-wrapper.hepsi-mega-desktop {
        /* Inherit Shoptimizer positioning */
        position: absolute;
        visibility: hidden;
        left: 0;
        width: 100%;
        opacity: 0;
        background: #fff;
        border-top: 1px solid #eee;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        z-index: 999;
        transition: all 0.15s ease-in-out;
    }
    
    /* Show on hover - integrate with Shoptimizer hover system */
    .main-navigation ul li.hepsi-auto-categories:hover > .sub-menu-wrapper.hepsi-mega-desktop,
    .main-navigation ul li.hepsi-auto-categories:focus-within > .sub-menu-wrapper.hepsi-mega-desktop,
    .main-navigation ul li.full-width:hover > .sub-menu-wrapper.hepsi-mega-desktop,
    .main-navigation ul li.full-width:focus-within > .sub-menu-wrapper.hepsi-mega-desktop {
        visibility: visible;
        opacity: 1;
    }
    
    /* Container consistency with Shoptimizer */
    .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper.hepsi-mega-desktop > .container,
    .main-navigation ul li.full-width > .sub-menu-wrapper.hepsi-mega-desktop > .container {
        max-width: 1170px;
        margin: 0 auto;
        padding: 0 15px;
    }
    
    /* Column Layout - 5 column grid by default */
    .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper.hepsi-mega-desktop > .container > ul.sub-menu,
    .main-navigation ul li.full-width > .sub-menu-wrapper.hepsi-mega-desktop > .container > ul.sub-menu {
        display: flex;
        justify-content: flex-start;
        width: 100%;
        padding: 30px 0;
        margin: 0;
        list-style: none;
        gap: 0;
    }
    
    .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper > .container > ul.sub-menu > li.col-categories {
        flex: 1;
        display: flex;
        flex-direction: column;
        padding: 0 15px;
        border-left: 1px solid #eee;
        box-sizing: border-box;
        min-width: 0; /* Allow flex shrinking */
    }
    
    .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper > .container > ul.sub-menu > li.col-categories:first-child {
        border-left: none;
    }
    
    .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper > .container > ul.sub-menu > li.col-categories:last-child {
        border-left: 1px solid #eee; /* Keep left border on last item */
    }
    
    /* Category Column Content */
    .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper > .container > ul.sub-menu > li.col-categories ul.sub-menu {
        display: flex;
        flex-direction: column;
        padding: 0;
        margin: 0;
        list-style: none;
        column-count: 1 !important; /* Override Shoptimizer column system */
        width: 100%;
        flex-grow: 1;
    }
    
    /* Individual Category Links */
    .main-navigation ul li.hepsi-auto-categories li.menu-item-category {
        display: block;
        margin: 0 0 8px 0;
        break-inside: avoid;
        width: 100%;
        flex-shrink: 0;
    }
    
    .main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link {
        display: block;
        padding: 8px 12px;
        color: #333;
        text-decoration: none;
        border-radius: 4px;
        transition: all 0.2s ease;
        font-size: 14px;
        line-height: 1.4;
    }
    
    /* Category Link Hover Effects */
    .main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link:hover {
        background-color: #f8f8f8;
        color: #24583e; /* Hepsi Markt Brand Green */
        text-decoration: none;
        transform: translateX(2px);
    }
    
    /* Product Count Styling */
    .main-navigation ul li.hepsi-auto-categories .product-count {
        font-size: 0.8em;
        color: #999;
        margin-left: 8px;
        opacity: 0.7;
        font-weight: normal;
        transition: all 0.2s ease;
    }
    
    .main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link:hover .product-count {
        opacity: 1;
        color: #24583e;
        font-weight: 500;
    }
    
    /* Virtual Category Styling */
    .main-navigation ul li.hepsi-auto-categories li.hepsi-mega-virtual > a.sub-menu-link {
        position: relative;
        font-weight: 500;
    }
    
    .main-navigation ul li.hepsi-auto-categories li.hepsi-mega-virtual > a.sub-menu-link:before {
        content: "✨";
        font-size: 10px;
        position: absolute;
        left: -2px;
        top: 2px;
        opacity: 0.6;
    }
    
    .main-navigation ul li.hepsi-auto-categories li.hepsi-mega-virtual > a.sub-menu-link:hover:before {
        opacity: 1;
    }
    
    /* Empty Category Styling */
    .main-navigation ul li.hepsi-auto-categories li.hepsi-mega-empty > a.sub-menu-link {
        opacity: 0.6;
    }
    
    .main-navigation ul li.hepsi-auto-categories li.hepsi-mega-empty > a.sub-menu-link:hover {
        opacity: 0.8;
    }
    
    /* Column Specific Widths */
    .main-navigation ul li.hepsi-auto-categories .hepsi-mega-col-1 { order: 1; }
    .main-navigation ul li.hepsi-auto-categories .hepsi-mega-col-2 { order: 2; }
    .main-navigation ul li.hepsi-auto-categories .hepsi-mega-col-3 { order: 3; }
    .main-navigation ul li.hepsi-auto-categories .hepsi-mega-col-4 { order: 4; }
    .main-navigation ul li.hepsi-auto-categories .hepsi-mega-col-5 { order: 5; }
    
    /* Hover Intent Integration - if Shoptimizer hover-intent is active */
    .main-navigation.hover-intent ul li.hepsi-auto-categories:hover > .sub-menu-wrapper {
        display: none;
    }
    
    .main-navigation.hover-intent ul li.hepsi-auto-categories.visible > .sub-menu-wrapper {
        display: block;
        visibility: visible;
        opacity: 1;
    }
    
    /* Performance Optimization */
    .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper {
        will-change: opacity, visibility;
        backface-visibility: hidden;
        -webkit-font-smoothing: antialiased;
    }
    
    /* Large screens optimization */
    @media (min-width: 1200px) {
        .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper > .container {
            max-width: 1170px;
        }
        
        .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper > .container > ul.sub-menu > li.col-categories {
            padding: 0 20px;
        }
    }
    
    /* Extra large screens */
    @media (min-width: 1400px) {
        .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper > .container {
            max-width: 1320px;
        }
    }
}

/* ==============================================
 * MOBILE MEGA MENU STYLES
 * Responsive design for mobile devices
 * ============================================== */

@media (max-width: 992px) {
    
    /* Mobile Menu Structure */
    .main-navigation ul.menu li.hepsi-auto-categories .sub-menu-wrapper {
        position: relative;
        left: auto;
        width: 100%;
        background: transparent;
        border: none;
        box-shadow: none;
        margin-top: 0.5rem;
        padding-left: 1rem;
        border-left: 2px solid #eee;
    }
    
    /* Mobile Container */
    .main-navigation ul.menu li.hepsi-auto-categories .sub-menu-wrapper .container {
        padding: 0;
        max-width: none;
    }
    
    /* Mobile Menu List */
    .main-navigation ul.menu li.hepsi-auto-categories .sub-menu-wrapper ul.sub-menu {
        display: block;
        padding: 0;
        margin: 0;
        list-style: none;
    }
    
    /* Mobile Category Links - Simplified structure for our plugin */
    .main-navigation ul.menu li.hepsi-auto-categories .sub-menu-wrapper.hepsi-mega-mobile a,
    .main-navigation ul.menu li.full-width .sub-menu-wrapper.hepsi-mega-mobile a {
        display: block;
        padding: 0.4rem 0;
        font-size: 14px;
        line-height: 1.4;
        color: #333;
        text-decoration: none;
        border-bottom: 1px solid #f5f5f5;
        transition: all 0.2s ease;
    }
    
    .main-navigation ul.menu li.hepsi-auto-categories .sub-menu-wrapper.hepsi-mega-mobile a:last-child,
    .main-navigation ul.menu li.full-width .sub-menu-wrapper.hepsi-mega-mobile a:last-child {
        border-bottom: none;
    }
    
    /* Mobile Hover Effects */
    .main-navigation ul.menu li.hepsi-auto-categories .sub-menu-wrapper.hepsi-mega-mobile a:hover,
    .main-navigation ul.menu li.hepsi-auto-categories .sub-menu-wrapper.hepsi-mega-mobile a:active,
    .main-navigation ul.menu li.full-width .sub-menu-wrapper.hepsi-mega-mobile a:hover,
    .main-navigation ul.menu li.full-width .sub-menu-wrapper.hepsi-mega-mobile a:active {
        color: #24583e;
        background-color: rgba(36, 88, 62, 0.05);
        padding-left: 0.5rem;
    }
    
    /* Mobile Product Count */
    .main-navigation ul.menu li.hepsi-auto-categories .menu-item-category .product-count {
        font-size: 0.85em;
        color: #666;
        margin-left: 8px;
        opacity: 0.8;
    }
    
    .main-navigation ul.menu li.hepsi-auto-categories .menu-item-category > a.sub-menu-link:hover .product-count {
        color: #24583e;
        opacity: 1;
    }
    
    /* Mobile Virtual Category Indicators */
    .main-navigation ul.menu li.hepsi-auto-categories li.hepsi-mega-virtual > a.sub-menu-link:before {
        content: "✨ ";
        font-size: 12px;
        opacity: 0.7;
    }
    
    /* Mobile Dropdown Toggle Integration - Compatible with Shoptimizer */
    .main-navigation ul.menu li.hepsi-auto-categories > .sub-menu-wrapper.hepsi-mega-mobile,
    .main-navigation ul.menu li.full-width > .sub-menu-wrapper.hepsi-mega-mobile {
        position: fixed;
        left: -99999px;
        opacity: 0;
        transition: background-color 0.6s, transform 0.3s, opacity 0.3s;
        transform: translateX(-10px);
        display: block !important; /* Override any theme display settings */
    }
    
    .main-navigation ul.menu li.hepsi-auto-categories.dropdown-open > .sub-menu-wrapper.hepsi-mega-mobile,
    .main-navigation ul.menu li.full-width.dropdown-open > .sub-menu-wrapper.hepsi-mega-mobile {
        position: inherit;
        left: auto;
        opacity: 1;
        transform: translateX(0);
        border-bottom: 1px solid #eee;
        margin-top: 0.5rem;
        padding-left: 1rem;
        border-left: 2px solid #eee;
    }
    
    /* Hide desktop version on mobile */
    .main-navigation ul.menu li.hepsi-auto-categories > .sub-menu-wrapper.hepsi-mega-desktop,
    .main-navigation ul.menu li.full-width > .sub-menu-wrapper.hepsi-mega-desktop {
        display: none !important;
    }
    
    /* Mobile Caret Styling */
    .main-navigation ul.menu li.hepsi-auto-categories > span.caret,
    .main-navigation ul.menu li.hepsi-auto-categories > a .caret {
        position: absolute;
        right: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 30px;
        height: 30px;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: transform 0.3s ease;
    }
    
    .main-navigation ul.menu li.hepsi-auto-categories.dropdown-open > span.caret,
    .main-navigation ul.menu li.hepsi-auto-categories.dropdown-open > a .caret {
        transform: translateY(-50%) rotate(180deg);
    }
}

/* ==============================================
 * FALLBACK STYLES FOR NON-SHOPTIMIZER THEMES
 * Generic WordPress theme compatibility
 * ============================================== */

/* Detect non-Shoptimizer themes */
body:not(.hepsi-mega-menu-shoptimizer) .hepsi-mega-menu-fallback {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    min-width: 300px;
    background: #fff;
    border: 1px solid #ddd;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 20px;
    border-radius: 4px;
}

/* Generic navigation fallback */
body:not(.hepsi-mega-menu-shoptimizer) .navigation .hepsi-auto-categories {
    position: relative;
}

body:not(.hepsi-mega-menu-shoptimizer) .navigation .hepsi-auto-categories:hover .hepsi-mega-menu-fallback {
    display: block;
}

/* Generic category list */
body:not(.hepsi-mega-menu-shoptimizer) .hepsi-mega-category-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    list-style: none;
    margin: 0;
    padding: 0;
}

body:not(.hepsi-mega-menu-shoptimizer) .hepsi-mega-category-item {
    margin: 0;
}

body:not(.hepsi-mega-menu-shoptimizer) .hepsi-mega-category-link {
    display: block;
    padding: 8px 12px;
    color: #333;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

body:not(.hepsi-mega-menu-shoptimizer) .hepsi-mega-category-link:hover {
    background-color: #f5f5f5;
    color: #24583e;
}

/* ==============================================
 * ACCESSIBILITY ENHANCEMENTS
 * WCAG 2.1 AA Compliance
 * ============================================== */

/* Focus states */
.main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link:focus {
    outline: 2px solid #24583e;
    outline-offset: 2px;
    background-color: #f8f8f8;
    box-shadow: 0 0 0 2px rgba(36, 88, 62, 0.1);
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link {
        border: 1px solid transparent;
    }
    
    .main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link:hover,
    .main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link:focus {
        border-color: #24583e;
        background-color: #fff;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper,
    .main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link,
    .main-navigation ul li.hepsi-auto-categories .product-count {
        transition: none;
    }
    
    .main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link:hover {
        transform: none;
    }
}

/* Screen reader support */
.hepsi-mega-menu-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;
}

/* ==============================================
 * LOADING AND ERROR STATES
 * User feedback during async operations
 * ============================================== */

/* Loading state */
.hepsi-mega-menu-loading {
    padding: 20px;
    text-align: center;
    color: #666;
    font-style: italic;
}

.hepsi-mega-menu-loading:before {
    content: "⏳ Kategorien werden geladen...";
    display: block;
    margin-bottom: 10px;
}

/* Error state */
.hepsi-mega-menu-error {
    padding: 20px;
    text-align: center;
    color: #d63638;
    background-color: #fcf0f1;
    border: 1px solid #f0b7b8;
    border-radius: 4px;
}

.hepsi-mega-menu-error:before {
    content: "⚠️ Kategorien konnten nicht geladen werden.";
    display: block;
    font-weight: 500;
}

/* Empty state */
.hepsi-mega-menu-empty {
    padding: 20px;
    text-align: center;
    color: #666;
    font-style: italic;
}

.hepsi-mega-menu-empty:before {
    content: "📂 Keine Kategorien verfügbar.";
    display: block;
}

/* ==============================================
 * PERFORMANCE OPTIMIZATIONS
 * GPU acceleration and rendering hints
 * ============================================== */

/* GPU acceleration hints */
.main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

/* Contain layout shifts */
.main-navigation ul li.hepsi-auto-categories {
    contain: layout style;
}

/* Optimize paint layers */
.main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link {
    contain: layout;
}

/* ==============================================
 * PRINT STYLES
 * Hide mega menu in print
 * ============================================== */

@media print {
    .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper {
        display: none !important;
    }
}

/* ==============================================
 * DARK MODE SUPPORT
 * Automatic dark mode detection
 * ============================================== */

@media (prefers-color-scheme: dark) {
    .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper {
        background: #1a1a1a;
        border-color: #333;
        color: #fff;
    }
    
    .main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link {
        color: #e0e0e0;
    }
    
    .main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link:hover {
        background-color: #2a2a2a;
        color: #4ade80; /* Adjusted green for dark mode */
    }
    
    .main-navigation ul li.hepsi-auto-categories .product-count {
        color: #888;
    }
    
    .main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link:hover .product-count {
        color: #4ade80;
    }
}

/* ==============================================
 * RTL SUPPORT
 * Right-to-left language support
 * ============================================== */

[dir="rtl"] .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper > .container > ul.sub-menu > li.col-categories {
    border-left: none;
    border-right: 1px solid #eee;
}

[dir="rtl"] .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper > .container > ul.sub-menu > li.col-categories:first-child {
    border-right: none;
}

[dir="rtl"] .main-navigation ul li.hepsi-auto-categories li.menu-item-category > a.sub-menu-link:hover {
    transform: translateX(-2px);
}

[dir="rtl"] .main-navigation ul li.hepsi-auto-categories .product-count {
    margin-left: 0;
    margin-right: 8px;
}

/* ==============================================
 * UTILITY CLASSES
 * Helper classes for customization
 * ============================================== */

/* Hide specific categories */
.hepsi-mega-menu-hide {
    display: none !important;
}

/* Featured category highlighting */
.hepsi-mega-menu-featured > a.sub-menu-link {
    background: linear-gradient(135deg, #24583e, #2d6b47);
    color: #fff !important;
    font-weight: 600;
}

.hepsi-mega-menu-featured > a.sub-menu-link .product-count {
    color: rgba(255, 255, 255, 0.8) !important;
}

.hepsi-mega-menu-featured > a.sub-menu-link:hover {
    background: linear-gradient(135deg, #2d6b47, #24583e);
    transform: translateX(3px);
}

/* Custom spacing */
.hepsi-mega-menu-compact .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper > .container > ul.sub-menu {
    padding: 20px 0;
}

.hepsi-mega-menu-spacious .main-navigation ul li.hepsi-auto-categories > .sub-menu-wrapper > .container > ul.sub-menu {
    padding: 40px 0;
}