/* page/src/assets/nav.css */

/* --- Main Navigation Container --- */
.main-nav {
    position: fixed;
    top: 5px;
    left: 0;
    right: 0;
    width: calc(100% - 16px);
    max-width: var(--container-max);
    margin: 0 auto;
    z-index: 1000;
    border-radius: var(--radius-full);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
}

/* --- Logo --- */
.nav-logo a {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: inherit;
}
.nav-logo img { height: 20px; }
.logo-text { font-size: 20px; font-weight: 900; letter-spacing: -0.5px; }


/* --- Desktop Navigation --- */
.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

a.nav-item, .nav-item > button {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
    background-color: transparent;
    border: none;
    cursor: pointer;
    transition: background-color var(--transition-base), color var(--transition-base);
    text-decoration: none;
}

a.nav-item:hover, .nav-item > button:hover {
    background-color: var(--bg-secondary);
}

.nav-cta {
    display: block; 
}

/* --- Burger Menu (Mobile) --- */
.burger-menu-toggle {
    display: none; 
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    z-index: 1010; 
}

.burger-menu-toggle svg {
    width: 28px;
    height: 28px;
    color: var(--text-primary);
}


/* --- Mega Menu Dropdown (Desktop) --- */
.mega-menu-panel {
    display: none; 
    position: fixed;  
    transform: translateX(-50%); 
    width: 600px;
    max-width: 90vw;
    padding: var(--space-lg);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border-subtle);
    z-index: 999;
}

.mega-menu-panel.is-open {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

.mega-menu-columns {
    display: flex;
    gap: var(--space-lg);
}

.mega-menu-column {
    flex: 1;
    min-width: 0;
}

.menu-category-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0 var(--space-md) var(--space-sm);
    border-bottom: 1px solid var(--border-default);
    margin-bottom: var(--space-sm);
}

.menu-article-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: background-color var(--transition-base);
}

.menu-article-card:hover {
    background-color: var(--bg-secondary);
}

.menu-article-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    color: var(--accent-primary);
}

.menu-article-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
}

.menu-article-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.4;
    margin-top: 2px;
}
.menu-category-articles{ 
    padding: var(--space-xs);
    border-radius: var(--radius-xl);
    background: var(--bg-glass);
    backdrop-filter: blur(61px);
    overflow: hidden;
}

/* Current article highlighting */
.menu-article-card.current-article {
    background-color: var(--accent-subtle);
}
.menu-article-card.current-article .menu-article-title {
    color: var(--accent-primary);
}

.mobile-menu-panel{
    display: none;
}

/* --- Responsive Styles --- */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-cta { display: none; }
    .burger-menu-toggle { display: block; }

    /* Mobile Menu Panel */
    .mobile-menu-panel {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        padding: var(--space-4xl) var(--space-lg) var(--space-lg);
        overflow-y: auto;
        z-index: 999; /* Below the toggle but above content */
    }

    .mobile-menu-panel.is-open {
        display: block;
    }

    .mobile-menu-panel .mega-menu-columns {
        flex-direction: column;
    }

    .mobile-menu-panel .nav-cta {
        display: block;
        text-align: center;
        margin-top: var(--space-xl);
        padding: var(--space-md) var(--space-xl);
    }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px) translateX(-50%); }
    to { opacity: 1; transform: translateY(0) translateX(-50%); }
}