/* 
    Advanced Mega Menu Styles
    Author: Antigravity AI
    Aesthetics: Premium, Modern, Dynamic
*/

:root {
    --primary-color: #0066FF;
    --accent-color: #7000FF;
    --text-main: #FFFFFF;
    --text-dark: #1A1A1A;
    --text-muted: #666666;
    --bg-glass: rgba(255, 255, 255, 0.15);
    --border-glass: rgba(255, 255, 255, 0.1);
    --shadow-premium: 0 20px 40px rgba(0, 0, 0, 0.3);
    --transition-smooth: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* Header Reset / Optimization */
.header-area {
    background: transparent;
    transition: var(--transition-smooth);
}

.header-sticky.is-sticky {

    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.header-sticky.is-sticky .navigation-menu>ul>li>a {
    color: var(--text-dark);
}

.header-sticky.is-sticky .navigation-menu>ul>li:hover>a {
    color: var(--primary-color);
}

/* Navigation Layout */
.navigation-menu>ul {
    display: flex;
    align-items: center;
    gap: 30px;
}

.navigation-menu>ul>li {
    /* Remove position: relative to allow mega menu to align with header */
    position: static;
    padding: 25px 0;
}

.navigation-menu>ul>li>a {
    font-weight: 600;
    font-size: 15px;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition-smooth);
}

.navigation-menu>ul>li:hover>a {
    color: var(--primary-color);
}

/* Mega Menu Container */
.mega-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 0 0 20px 20px;
    padding: 40px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 999;
    transform: translateY(20px);
}

/* Ensure text inside mega menu is dark */
.mega-menu .mega-menu__list a {
    color: var(--text-dark);
}

.mega-menu .mega-menu__col-title {
    color: var(--primary-color);
}

.navigation-menu li:hover .mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Remove legacy full width class as new logic handles it */
.mega-menu--full {
    /* Inherits from .mega-menu */
}

/* Grid Layouts */
.mega-menu__grid {
    display: grid;
    gap: 40px;
    padding: 10px 20px;
}

.grid--2-cols {
    grid-template-columns: repeat(2, 1fr);
}

.grid--3-cols {
    grid-template-columns: repeat(3, 1fr);
}

.grid--4-cols {
    grid-template-columns: repeat(4, 1fr);
}

/* Column Styles */
.mega-menu__col-title {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary-color);
    margin-bottom: 20px;
    display: block;
}

.mega-menu__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mega-menu__list li {
    margin-bottom: 12px;
}

.mega-menu__list a {
    color: var(--text-dark);
    font-size: 15px;
    font-weight: 400;
    line-height: 1.6;
    transition: var(--transition-smooth);
    display: block;
}

.mega-menu__list a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

/* Portfolio Section specifically */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 20px;
}

.portfolio-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
}

.portfolio-item img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    display: flex;
    align-items: flex-end;
    padding: 15px;
    opacity: 0;
    transition: var(--transition-smooth);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay span {
    color: white;
    font-size: 12px;
    font-weight: 600;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mega-menu__list li {
    animation: fadeInUp 0.5s ease forwards;
    opacity: 0;
}

.navigation-menu li:hover .mega-menu__list li:nth-child(1) {
    animation-delay: 0.1s;
}

.navigation-menu li:hover .mega-menu__list li:nth-child(2) {
    animation-delay: 0.15s;
}

.navigation-menu li:hover .mega-menu__list li:nth-child(3) {
    animation-delay: 0.2s;
}

.navigation-menu li:hover .mega-menu__list li:nth-child(4) {
    animation-delay: 0.25s;
}

.navigation-menu li:hover .mega-menu__list li:nth-child(5) {
    animation-delay: 0.3s;
}

.navigation-menu li:hover .mega-menu__list li:nth-child(6) {
    animation-delay: 0.35s;
}