/* ==========================================
   PREMIUM MEGAMENU & HEADER SYSTEM
   ========================================== */

/* 1. Header Navigation Bar */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    z-index: 9999;
    display: flex;
    align-items: center;
    transition: background-color var(--transition-normal), border var(--transition-normal);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

/* Logo */
.site-logo a {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.site-logo a span {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 2. Primary Desktop Navigation */
.main-navigation {
    display: flex;
    align-items: center;
    height: 100%;
}

.main-menu {
    display: flex;
    align-items: center;
    list-style: none;
    height: 100%;
    gap: 8px;
}

/* Top-level menu items */
.main-menu > .menu-item {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.main-menu > .menu-item > a {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 15px;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 6px;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.main-menu > .menu-item:hover > a,
.main-menu > .menu-item.current-menu-item > a {
    color: #ffffff;
    background-color: var(--card-hover-bg);
}

/* Add drop indicator for dropdowns */
.main-menu > .menu-item-has-children > a::after {
    content: "";
    width: 6px;
    height: 6px;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    transform: rotate(45deg);
    transition: transform var(--transition-fast), border-color var(--transition-fast);
    margin-left: 4px;
    margin-top: -3px;
}

.main-menu > .menu-item-has-children:hover > a::after {
    transform: rotate(-135deg);
    margin-top: 3px;
    border-color: #ffffff;
}

/* 3. Dropdowns (Standard Submenu) */
.main-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--glass-shadow);
    padding: 16px 0;
    list-style: none;
    min-width: 240px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px) scale(0.98);
    transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
    z-index: 100;
}

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

.main-menu .sub-menu .menu-item {
    position: relative;
}

.main-menu .sub-menu a {
    display: block;
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    transition: color var(--transition-fast), background-color var(--transition-fast), padding-left var(--transition-fast);
}

.main-menu .sub-menu a:hover {
    color: #ffffff;
    background-color: var(--card-hover-bg);
    padding-left: 30px;
}

/* 4. MEGA MENU PANELS */
.main-menu > .menu-item.mega-menu {
    position: static; /* Required for full width panels */
}

/* Mega menu drop container */
.main-menu > .menu-item.mega-menu > .mega-menu-panel {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    border-top: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
    z-index: 99;
    padding: 40px 0;
    overflow: hidden;
}

.main-menu > .menu-item.mega-menu:hover > .mega-menu-panel {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Grid within mega menu */
.mega-menu-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

/* Mega Menu Columns */
.mega-menu-col {
    display: flex;
    flex-direction: column;
}

.mega-menu-col-title {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 18px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

.mega-menu-col-title a {
    color: var(--text-muted);
}

.mega-menu-col-title a:hover {
    color: var(--color-secondary);
}

.mega-menu-col-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* Individual links in Mega Menu */
.mega-menu-link-item a {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.mega-menu-link-item a:hover {
    background-color: var(--card-hover-bg);
    transform: translateX(4px);
}

/* SVGs and Icons */
.menu-icon-wrapper svg {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
    transition: color var(--transition-fast), transform var(--transition-normal);
}

.mega-menu-link-item a:hover .menu-icon-wrapper svg {
    color: var(--color-secondary);
    transform: scale(1.15) rotate(5deg);
}

.menu-text-wrapper {
    display: flex;
    flex-direction: column;
}

.menu-text-wrapper .menu-item-desc {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
    font-weight: 400;
    line-height: 1.4;
    transition: color var(--transition-fast);
}

.mega-menu-link-item a:hover .menu-item-desc {
    color: #ffffff;
}

/* 5. Promotional featured card inside megamenu */
.mega-menu-promo-card {
    grid-column: span 1;
}

.promo-card-wrapper {
    position: relative;
    height: 100%;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(6, 182, 212, 0.1) 100%);
    border: 1px solid var(--color-primary);
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    transition: transform var(--transition-normal), border var(--transition-normal);
}

.promo-card-wrapper:hover {
    transform: translateY(-4px);
    border-color: var(--color-secondary);
}

.promo-card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 60%);
    pointer-events: none;
    transition: transform var(--transition-slow);
}

.promo-card-wrapper:hover .promo-card-glow {
    transform: translate(10%, 10%);
}

.promo-card-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 2;
}

.promo-badge {
    align-self: flex-start;
    font-family: var(--font-heading);
    font-size: 10px;
    font-weight: 700;
    color: #ffffff;
    background-color: var(--color-accent);
    padding: 4px 8px;
    border-radius: 4px;
    letter-spacing: 0.5px;
}

.promo-title {
    font-size: 18px;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.3;
}

.promo-desc {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
}

.promo-cta {
    margin-top: 8px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 13px;
    color: var(--color-secondary) !important;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    transition: gap var(--transition-fast), color var(--transition-fast);
}

.promo-card-wrapper:hover .promo-cta {
    gap: 8px;
    color: #ffffff !important;
}

/* 6. Badges Styling */
.nav-badge {
    font-size: 9px;
    font-weight: 800;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 6px;
    letter-spacing: 0.5px;
    vertical-align: middle;
    display: inline-block;
}

.badge-new {
    background-color: rgba(6, 182, 212, 0.2);
    color: var(--color-secondary);
    border: 1px solid rgba(6, 182, 212, 0.3);
}

.badge-hot {
    background-color: rgba(244, 63, 94, 0.2);
    color: var(--color-accent);
    border: 1px solid rgba(244, 63, 94, 0.3);
}

.badge-popular {
    background-color: rgba(99, 102, 241, 0.2);
    color: var(--color-primary);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

/* 7. Action Button in Header (Optional Right Side items) */
.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.btn-premium {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 14px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    color: #ffffff;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
    border: none;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
}

.btn-premium:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
    filter: brightness(1.1);
}

.btn-premium:active {
    transform: translateY(0);
}

/* 8. Mobile Hamburger Button */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 10000;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 2px;
    background-color: #ffffff;
    border-radius: 2px;
    transition: transform var(--transition-normal), opacity var(--transition-normal), background-color var(--transition-normal);
}

/* Hamburger active state transformation */
.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* 9. RESPONSIVE MOBILE NAVIGATION */
@media (max-width: 1024px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .main-navigation {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        max-width: 320px;
        height: 100vh;
        background-color: var(--bg-dark-card);
        border-left: 1px solid var(--border-color);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
        padding: calc(var(--header-height) + 20px) 24px 40px;
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        transition: right var(--transition-normal) cubic-bezier(0.77, 0.2, 0.05, 1.0);
        z-index: 9998;
        overflow-y: auto;
    }
    
    .main-navigation.active {
        right: 0;
    }
    
    .main-menu {
        flex-direction: column;
        align-items: stretch;
        height: auto;
        gap: 12px;
    }
    
    .main-menu > .menu-item {
        height: auto;
        flex-direction: column;
        align-items: stretch;
    }
    
    .main-menu > .menu-item > a {
        padding: 12px 16px;
        font-size: 16px;
        width: 100%;
        justify-content: space-between;
    }
    
    /* Standard Dropdown in Mobile */
    .main-menu .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        box-shadow: none;
        border: none;
        border-left: 2px solid var(--border-color);
        border-radius: 0;
        padding: 8px 0 8px 16px;
        margin: 4px 0 8px 8px;
        background-color: transparent;
        min-width: unset;
    }
    
    .main-menu .sub-menu.active {
        display: block;
    }
    
    /* Mega Menu in Mobile */
    .main-menu > .menu-item.mega-menu > .mega-menu-panel {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        box-shadow: none;
        border: none;
        border-left: 2px solid var(--border-color);
        background-color: transparent;
        padding: 12px 0 12px 16px;
        margin: 4px 0 8px 8px;
    }
    
    .main-menu > .menu-item.mega-menu > .mega-menu-panel.active {
        display: block;
    }
    
    .mega-menu-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .mega-menu-col-title {
        font-size: 12px;
        margin-bottom: 12px;
        padding-bottom: 4px;
    }
    
    .mega-menu-link-item a {
        padding: 8px 0;
    }
    
    .mega-menu-link-item a:hover {
        transform: translateX(2px);
        background-color: transparent;
    }
    
    .mega-menu-promo-card {
        grid-column: span 1;
        margin-top: 10px;
    }
    
    .promo-card-wrapper {
        padding: 16px;
    }
    
    .header-actions {
        display: none; /* Hide action buttons or move inside drawers on small mobiles */
    }
}

/* ==========================================
   10. PREMIUM HOMEPAGE IMAGE CAROUSEL
   ========================================== */
.premium-slider-container {
    position: relative;
    width: 100%;
    height: 600px;
    overflow: hidden;
    background-color: #0b0f19;
    border-bottom: 1px solid var(--border-color);
}

.premium-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.8s ease;
    display: flex;
    align-items: center;
    z-index: 1;
}

.slide-item.active {
    opacity: 1;
    visibility: visible;
    z-index: 2;
}

.slide-overlay-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.15) 0%, transparent 60%),
                radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.slide-content-container {
    position: relative;
    z-index: 5;
    width: 100%;
}

.slide-caption {
    max-width: 650px;
    transform: translateY(30px);
    opacity: 0;
    transition: transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.8s ease;
    transition-delay: 0.2s;
}

.slide-item.active .slide-caption {
    transform: translateY(0);
    opacity: 1;
}

.slide-badge {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 700;
    color: var(--color-secondary);
    background: rgba(6, 182, 212, 0.12);
    border: 1px solid rgba(6, 182, 212, 0.3);
    padding: 6px 14px;
    border-radius: 30px;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.slide-title {
    font-size: clamp(32px, 5vw, 54px);
    line-height: 1.1;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 18px;
    letter-spacing: -1.5px;
}

.slide-desc {
    font-size: 17px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 32px;
}

.slide-btn {
    padding: 12px 32px;
    font-size: 15px;
    border-radius: var(--radius-md);
    display: inline-block;
    text-decoration: none;
}

/* Slider Controls */
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: #ffffff;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 10;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.slider-arrow:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-secondary);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
}

.prev-arrow {
    left: 30px;
}

.next-arrow {
    right: 30px;
}

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.slider-dot {
    width: 24px;
    height: 4px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.25);
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-dot.active {
    background: var(--color-secondary);
    width: 40px;
    box-shadow: 0 0 8px var(--color-secondary);
}

/* Sidebar Dashboard Styles for Desktop Grid (>1024px) */
@media (min-width: 1025px) {
    #page.layout-sidebar-left {
        display: grid;
        grid-template-columns: 280px 1fr;
        min-height: 100vh;
    }
    
    #page.layout-sidebar-right {
        display: grid;
        grid-template-columns: 1fr 280px;
        min-height: 100vh;
    }
    
    /* Reposition sidebar grid items */
    #page.layout-sidebar-left .site-header {
        grid-column: 1;
        position: fixed;
        width: 280px;
        height: 100vh;
        left: 0;
        top: 0;
        border-right: 1px solid var(--border-color);
        border-bottom: none;
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        padding: 40px 24px;
    }
    
    #page.layout-sidebar-right .site-header {
        grid-column: 2;
        position: fixed;
        width: 280px;
        height: 100vh;
        right: 0;
        left: auto;
        top: 0;
        border-left: 1px solid var(--border-color);
        border-bottom: none;
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        padding: 40px 24px;
    }
    
    /* Main Content Shift */
    #page.layout-sidebar-left .site-content {
        grid-column: 2;
        margin-left: 280px;
        width: calc(100% - 280px);
    }
    
    #page.layout-sidebar-right .site-content {
        grid-column: 1;
        margin-right: 280px;
        width: calc(100% - 280px);
    }
    
    /* Footer Shift */
    #page.layout-sidebar-left .site-footer {
        margin-left: 280px;
    }
    
    #page.layout-sidebar-right .site-footer {
        margin-right: 280px;
    }
    
    /* Reset header-container for sidebar */
    #page.layout-sidebar-left .header-container,
    #page.layout-sidebar-right .header-container {
        flex-direction: column;
        align-items: stretch;
        height: 100%;
        gap: 30px;
    }
    
    /* Vertical Category Header Title */
    .sidebar-category-header {
        font-family: var(--font-heading);
        font-size: 11px;
        font-weight: 700;
        text-transform: uppercase;
        color: var(--text-muted);
        letter-spacing: 1.5px;
        margin-top: 15px;
        margin-bottom: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        padding-bottom: 8px;
    }
    
    /* Convert Horizontal Menu into Vertical Sidebar Menu */
    #page.layout-sidebar-left .main-navigation,
    #page.layout-sidebar-right .main-navigation {
        display: block;
        width: 100%;
        height: auto;
    }
    
    #page.layout-sidebar-left .main-menu,
    #page.layout-sidebar-right .main-menu {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
        height: auto;
        width: 100%;
    }
    
    #page.layout-sidebar-left .main-menu > .menu-item,
    #page.layout-sidebar-right .main-menu > .menu-item {
        width: 100%;
        height: auto;
    }
    
    #page.layout-sidebar-left .main-menu > .menu-item > a,
    #page.layout-sidebar-right .main-menu > .menu-item > a {
        width: 100%;
        padding: 12px 16px;
        justify-content: space-between;
        background: rgba(255,255,255,0.01);
        border: 1px solid rgba(255,255,255,0.02);
    }
    
    /* Transform Sidebar Mega Dropdown to Slideout Panel */
    #page.layout-sidebar-left .main-menu > .menu-item.mega-menu > .mega-menu-panel {
        position: fixed;
        left: 280px;
        top: 0;
        width: 780px;
        height: 100vh;
        border-left: 1px solid var(--border-color);
        border-right: 1px solid var(--border-color);
        border-bottom: none;
        border-top: none;
        padding: 60px 40px;
        transform: translateX(-20px);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    #page.layout-sidebar-right .main-menu > .menu-item.mega-menu > .mega-menu-panel {
        position: fixed;
        right: 280px;
        left: auto;
        top: 0;
        width: 780px;
        height: 100vh;
        border-right: 1px solid var(--border-color);
        border-left: 1px solid var(--border-color);
        border-bottom: none;
        border-top: none;
        padding: 60px 40px;
        transform: translateX(20px);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    #page.layout-sidebar-left .main-menu > .menu-item.mega-menu:hover > .mega-menu-panel {
        transform: translateX(0);
        opacity: 1;
        visibility: visible;
    }
    
    #page.layout-sidebar-right .main-menu > .menu-item.mega-menu:hover > .mega-menu-panel {
        transform: translateX(0);
        opacity: 1;
        visibility: visible;
    }
    
    /* Side mega grid settings */
    #page.layout-sidebar-left .mega-menu-grid,
    #page.layout-sidebar-right .mega-menu-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    /* Normal sub-menu slideout */
    #page.layout-sidebar-left .main-menu .sub-menu {
        left: 280px;
        top: auto;
        transform: translateX(-10px);
    }
    
    #page.layout-sidebar-right .main-menu .sub-menu {
        left: auto;
        right: 280px;
        top: auto;
        transform: translateX(10px);
    }
    
    /* Header action alignment in sidebars */
    #page.layout-sidebar-left .header-actions,
    #page.layout-sidebar-right .header-actions {
        margin-top: auto;
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }
    
    #page.layout-sidebar-left .header-actions .btn-premium,
    #page.layout-sidebar-right .header-actions .btn-premium {
        text-align: center;
        width: 100%;
    }
    
    #page.layout-sidebar-left .mobile-menu-toggle,
    #page.layout-sidebar-right .mobile-menu-toggle {
        display: none !important;
    }
}

/* Mobile responsive slider heights */
@media (max-width: 768px) {
    .premium-slider-container {
        height: 480px;
    }
    .slider-arrow {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    .prev-arrow { left: 15px; }
    .next-arrow { right: 15px; }
}