/** * Copyright (c) 2026 DNA Genics, S.L. All rights reserved.
 * 
 * DnaGenics Improved Mega Menu - Professional Design.
 * Inspired by modern UI patterns with DnaGenics branding and responsive navigation.
 */

/* ========================================
   DnaGenics Improved Mega Menu - Professional Design
   Inspired by modern UI patterns with DnaGenics branding
   ======================================== */

:root {
    --improved-menu-primary-text: #111827;
    --improved-menu-secondary-text: #6b7280;
    --improved-menu-light-gray: #e5e7eb;
    --improved-menu-hover-bg: #f9fafb;
    --improved-menu-white: #ffffff;
    --improved-menu-teal: #20c997;
    --improved-menu-green: #10b981;
    --improved-menu-badge-bg: #d1fae5;
    --improved-menu-badge-text: #065f46;
}

/* Improved Mega Menu Container */
.megamenu-improved-container {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    background: var(--improved-menu-white);
    border-radius: 12px;
    margin-top: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07), 0 10px 20px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    opacity: 0;
    transform: translateX(-50%) translateY(-10px);
    transition: opacity 0.15s ease-out, transform 0.15s ease-out;
    /* Wider layout for large screens with viewport constraint */
    width: min(92vw, 1360px);
    max-width: calc(100vw - 32px);
    overflow: visible; /* Changed from hidden to allow hover bridge */
}

/* Hover bridge - invisible area above the menu to help with diagonal navigation */
.megamenu-improved-container::before {
    content: '';
    position: absolute;
    top: -20px; /* Extends 20px above the menu to bridge the gap */
    left: 0;
    right: 0;
    height: 28px; /* 20px gap + 8px margin-top */
    background: transparent;
    pointer-events: auto; /* Captures hover events */
}

/* Adjust positioning to prevent right overflow */
@media (min-width: 1600px) {
    .megamenu-improved-container {
        left: 50%;
        transform: translateX(-50%);
    }
    
    /* Ensure menu never overflows viewport */
    .navbar .megamenu-improved-container {
        max-width: calc(100vw - 48px);
        left: 50%;
        margin-left: 0;
        margin-right: 0;
    }
    
    /* Position adjustment for nav items on the right side of the navbar */
    /* This ensures the menu stays within viewport bounds */
    .nav-item.has-megamenu {
        position: static !important; /* Keep megamenu relative to navbar, not nav-item */
    }
}

.megamenu-improved-container.show {
    display: block;
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Improved Mega Menu Content */
.megamenu-improved-content {
    display: grid;
    grid-template-columns: 1fr 1px 1fr;
    gap: 0;
    padding: 32px 0;
}

/* Three column layout */
.megamenu-improved-content.three-columns {
    grid-template-columns: 1fr 1px 1fr 1px 1fr;
}

/* Four column layout */
.megamenu-improved-content.four-columns {
    grid-template-columns: 1fr 1px 1fr 1px 1fr 1px 1fr;
}

/* Divider between columns */
.megamenu-improved-content .divider {
    background: linear-gradient(to bottom, transparent, var(--improved-menu-light-gray) 20%, var(--improved-menu-light-gray) 80%, transparent);
    width: 1px;
}

/* Menu Column */
.megamenu-improved-content .menu-column {
    padding: 0 40px;
}

/* Column Header */
.megamenu-improved-content .column-header {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.2px;
    color: var(--improved-menu-secondary-text);
    margin-bottom: 24px;
    text-transform: uppercase;
}

/* Menu Items Container */
.megamenu-improved-content .menu-items {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

/* Menu Item */
.megamenu-improved-content .menu-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border-radius: 8px;
    transition: all 0.2s ease;
    cursor: pointer;
    position: relative;
    text-decoration: none;
    color: inherit;
}

.megamenu-improved-content .menu-item:hover {
    background: var(--improved-menu-hover-bg);
    transform: translateX(4px);
    text-decoration: none;
}

/* Menu Item Icon */
.megamenu-improved-content .menu-item-icon {
    width: 20px;
    height: 20px;
    margin-right: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.megamenu-improved-content .menu-item-icon i,
.megamenu-improved-content .menu-item-icon svg,
.megamenu-improved-content .menu-item-icon img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

/* Menu Item Content */
.megamenu-improved-content .menu-item-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* Menu Item Title */
.megamenu-improved-content .menu-item-title {
    font-size: 15px;
    font-weight: 500;
    color: var(--improved-menu-primary-text);
    margin-bottom: 2px;
    line-height: 1.2;
}

/* Menu Item Description */
.megamenu-improved-content .menu-item-description {
    font-size: 13px;
    color: var(--improved-menu-secondary-text);
    line-height: 1.4;
    font-weight: 400;
}

/* Badge */
.megamenu-improved-content .badge-free {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-left: 12px;
    background: var(--improved-menu-badge-bg);
    color: var(--improved-menu-badge-text);
}

/* Smooth transitions for menu icons */
.megamenu-improved-content .menu-item-icon i,
.megamenu-improved-content .menu-item-icon img {
    transition: transform 0.2s ease;
}

.megamenu-improved-content .menu-item:hover .menu-item-icon i,
.megamenu-improved-content .menu-item:hover .menu-item-icon img {
    transform: scale(1.1);
}

/* ========================================
   Mobile Accordion Mega Menu (<1200px)
   Premium-aligned styling with custom illustrations
   ======================================== */
.mobile-megamenu {
    width: 100%;
    max-width: 100%;
    padding: 8px;
    font-family: 'Josefin Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.mobile-megamenu .mobile-megamenu-section {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 14px;
    margin-bottom: 8px;
    overflow: hidden;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
}

.mobile-megamenu .mobile-megamenu-header {
    display: flex;
    width: 100%;
    align-items: center;
    background: transparent;
    color: #1a1a2e;
    border: 0;
    outline: 0;
    padding: 16px 18px;
    font-family: 'Josefin Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 14px;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: background 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-megamenu .mobile-megamenu-header:hover {
    background: rgba(16, 185, 129, 0.04);
}

/* Header icon/illustration container */
.mobile-megamenu .mobile-megamenu-header .header-icon,
.mobile-megamenu .mobile-megamenu-header .mobile-megamenu-illustration {
    width: 32px;
    height: 32px;
    margin-right: 14px;
    padding: 6px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.mobile-megamenu .mobile-megamenu-header .header-icon img,
.mobile-megamenu .mobile-megamenu-header .mobile-megamenu-illustration img {
    width: 18px;
    height: 18px;
    object-fit: contain;
}

.mobile-megamenu .mobile-megamenu-header .chevron {
    margin-left: auto;
    transition: transform 200ms cubic-bezier(0.4, 0, 0.2, 1);
    color: #94a3b8;
    width: 20px;
    height: 20px;
}

.mobile-megamenu .mobile-megamenu-header.collapsed .chevron {
    transform: rotate(-90deg);
}

.mobile-megamenu .mobile-megamenu-list {
    padding: 0 8px 8px;
}

.mobile-megamenu .mobile-megamenu-list .list-group-item {
    border: 0;
    border-radius: 10px;
    padding: 14px;
    margin-bottom: 2px;
    transition: background 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-megamenu .mobile-megamenu-list .list-group-item:hover {
    background: rgba(16, 185, 129, 0.04);
    text-decoration: none;
}

/* Item illustration container */
.mobile-megamenu .mobile-megamenu-illustration {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 8px;
    border: 1px solid rgba(0, 0, 0, 0.04);
    margin-right: 12px;
}

.mobile-megamenu .mobile-megamenu-illustration img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

.mobile-megamenu .mobile-megamenu-item-title {
    font-family: 'Josefin Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 14px;
    font-weight: 500;
    color: #1a1a2e;
    line-height: 1.3;
}

.mobile-megamenu .mobile-megamenu-item-desc {
    font-family: 'Josefin Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 12px;
    color: #64748b;
    line-height: 1.4;
    margin-top: 2px;
}

/* Legacy icon support (FontAwesome fallback) */
.mobile-megamenu .icon {
    width: 22px;
    min-width: 22px;
    text-align: center;
    margin-right: 0.75rem;
}

/* Badge styling */
.mobile-megamenu .badge-free,
.mobile-megamenu .mobile-megamenu-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    margin-left: 8px;
    border-radius: 6px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    color: #065f46;
    vertical-align: middle;
}

/* Mobile-specific adjustments */
@media (max-width: 768px) {
    .mobile-megamenu .mobile-megamenu-section {
        border-radius: 12px;
    }
    
    .mobile-megamenu .mobile-megamenu-header {
        padding: 14px 16px;
    }
    
    .mobile-megamenu .mobile-megamenu-list .list-group-item {
        padding: 12px;
    }
    
    .mobile-megamenu .mobile-megamenu-illustration {
        width: 32px;
        height: 32px;
    }
    
    .mobile-megamenu .mobile-megamenu-illustration img {
        width: 18px;
        height: 18px;
    }
}

/* Responsive Design */
@media (max-width: 1200px) {
    .megamenu-improved-content.three-columns {
        grid-template-columns: 1fr 1px 1fr;
    }
    
    .megamenu-improved-content.three-columns .menu-column:nth-child(5) {
        grid-column: 1 / -1;
        border-top: 1px solid var(--improved-menu-light-gray);
        padding-top: 32px;
        margin-top: 16px;
    }
    
    .megamenu-improved-content.three-columns .divider:nth-child(4) {
        display: none;
    }
}

@media (max-width: 768px) {
    .megamenu-improved-content,
    .megamenu-improved-content.three-columns {
        grid-template-columns: 1fr;
    }
    
    .megamenu-improved-content .divider {
        display: none;
    }
    
    .megamenu-improved-content .menu-column {
        padding: 0 24px;
    }
    
    .megamenu-improved-content .menu-column:not(:first-child) {
        padding-top: 32px;
        border-top: 1px solid var(--improved-menu-light-gray);
        margin-top: 16px;
    }
    
    .megamenu-improved-container {
        max-width: 100%;
        margin: 0 10px;
    }
}

@media (max-width: 576px) {
    .megamenu-improved-content {
        padding: 24px 0;
    }
    
    .megamenu-improved-content .menu-column {
        padding: 0 16px;
    }
    
    .megamenu-improved-content .menu-item {
        padding: 10px 12px;
    }
    
    .megamenu-improved-content .menu-item-title {
        font-size: 14px;
    }
    
    .megamenu-improved-content .menu-item-description {
        font-size: 12px;
    }
}

/* Hide old mega menus in favor of improved version */
.megamenu-container {
    display: none !important;
}

/* Hide traditional dropdown menu on mobile when slide panel is used */
@media (max-width: 1199.98px) {
    .nav-item.has-megamenu .dropdown-menu {
        display: none !important;
    }
    
    /* Hide the nav items on mobile - they're in the slide panel now */
    .navbar-nav .nav-item.has-megamenu {
        display: none !important;
    }
}

/* Hide traditional dropdown menu on large screens when megamenu is active */
@media (min-width: 1600px) {
    .nav-item.has-megamenu .dropdown-menu {
        display: none !important;
    }
    
    /* Extend nav-item hover area to help with diagonal navigation */
    .nav-item.has-megamenu {
        position: relative;
    }
    
    /* Create a hover bridge using ::before pseudo-element on nav-link */
    .nav-item.has-megamenu > .nav-link::before {
        content: '';
        position: absolute;
        bottom: -15px; /* Extends below the nav link */
        left: -20px; /* Expands to the left */
        right: -20px; /* Expands to the right */
        height: 25px; /* Height of the bridge area */
        background: transparent;
        pointer-events: auto;
        z-index: 999;
    }
    
    /* When megamenu is showing, extend the bridge even further */
    .nav-item.has-megamenu.active > .nav-link::before {
        height: 35px;
        bottom: -25px;
        left: -40px;
        right: -40px;
    }
    
    /* Ensure nav-link has relative positioning for the pseudo-element */
    .nav-item.has-megamenu > .nav-link {
        position: relative;
    }
}

/* Only show improved mega menu on large screens (1600px+) */
@media (max-width: 1599px) {
    .megamenu-improved-container {
        display: none !important;
    }
}

/* Accessibility */
.megamenu-improved-content .menu-item:focus {
    outline: 2px solid var(--improved-menu-teal);
    outline-offset: 2px;
}

.megamenu-improved-content .menu-item:focus-visible {
    outline: 2px solid var(--improved-menu-teal);
    outline-offset: 2px;
    background: var(--improved-menu-hover-bg);
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .megamenu-improved-container,
    .megamenu-improved-content .menu-item {
        transition: none;
    }
    
    .megamenu-improved-content .menu-item:hover {
        transform: none;
    }
    
    .megamenu-improved-content .menu-item:hover .menu-item-icon i {
        transform: none;
    }
}

/* Print styles */
@media print {
    .megamenu-improved-container {
        display: none !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .megamenu-improved-content .menu-item {
        border: 1px solid var(--improved-menu-light-gray);
    }
    
    .megamenu-improved-content .menu-item:hover {
        border-color: var(--improved-menu-primary-text);
        background: var(--improved-menu-primary-text);
        color: var(--improved-menu-white);
    }
}