/**
 * America's State Parks - Premium Mega Menu
 * 
 * Provides a visually stunning mega-menu experience with
 * regional state groupings and smooth animations.
 * 
 * @version 1.0.0
 */

/* ==========================================================================
   CSS Custom Properties (Design Tokens)
   ========================================================================== */

:root {
    --asp-menu-bg: #ffffff;
    --asp-menu-text: #1e293b;
    --asp-menu-text-muted: #64748b;
    --asp-menu-hover: #166534;
    --asp-menu-accent: #22c55e;
    --asp-menu-gold: #fbbf24;
    --asp-menu-border: #e2e8f0;
    --asp-menu-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    --asp-menu-radius: 16px;
    --asp-transition-fast: 150ms ease;
    --asp-transition-smooth: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Main Navigation Bar
   ========================================================================== */

.asp-mega-nav {
    position: relative;
    z-index: 1000;
}

/* Primary menu container */
.main-navigation .ast-nav-menu,
.main-header-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Top-level menu items */
.main-header-menu>.menu-item>a,
.ast-nav-menu>.menu-item>a {
    padding: 0.75rem 1.25rem;
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--asp-menu-text);
    text-decoration: none;
    border-radius: 8px;
    transition: all var(--asp-transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.main-header-menu>.menu-item>a:hover,
.ast-nav-menu>.menu-item>a:hover {
    color: var(--asp-menu-hover);
    background: rgba(22, 101, 52, 0.08);
}

/* Current page indicator */
.main-header-menu>.menu-item.current-menu-item>a,
.main-header-menu>.menu-item.current-menu-ancestor>a {
    color: var(--asp-menu-hover);
    background: rgba(22, 101, 52, 0.08);
}

/* Dropdown arrow */
.asp-menu-arrow {
    display: flex;
    align-items: center;
    transition: transform var(--asp-transition-smooth);
}

.menu-item-has-children:hover .asp-menu-arrow {
    transform: rotate(180deg);
}

/* ==========================================================================
   Standard Dropdown (Non-Mega)
   ========================================================================== */

.main-header-menu .sub-menu:not(.asp-mega-menu),
.ast-nav-menu .sub-menu:not(.asp-mega-menu) {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    background: var(--asp-menu-bg);
    border: 1px solid var(--asp-menu-border);
    border-radius: var(--asp-menu-radius);
    box-shadow: var(--asp-menu-shadow);
    padding: 0.75rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--asp-transition-smooth);
    z-index: 1001;
}

.main-header-menu .menu-item-has-children:hover>.sub-menu:not(.asp-mega-menu),
.ast-nav-menu .menu-item-has-children:hover>.sub-menu:not(.asp-mega-menu) {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Standard dropdown items */
.sub-menu:not(.asp-mega-menu) .menu-item a {
    display: block;
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    color: var(--asp-menu-text);
    text-decoration: none;
    border-radius: 8px;
    transition: all var(--asp-transition-fast);
}

.sub-menu:not(.asp-mega-menu) .menu-item a:hover {
    color: var(--asp-menu-hover);
    background: rgba(22, 101, 52, 0.08);
    padding-left: 1.25rem;
}

/* ==========================================================================
   Mega Menu Container
   ========================================================================== */

.asp-mega-menu-container {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    transform: translateX(-50%) translateY(10px) !important;
    width: 95vw !important;
    max-width: 1050px !important;
    margin-left: 0 !important;
    background: var(--asp-menu-bg);
    border: 1px solid var(--asp-menu-border);
    border-radius: var(--asp-menu-radius);
    box-shadow: var(--asp-menu-shadow);
    padding: 2rem 2.5rem;
    opacity: 0;
    visibility: hidden;
    transition: all var(--asp-transition-smooth);
    z-index: 1001;
    left: 50% !important;
    right: auto !important;
}

/* Show mega menu on hover */
.asp-mega-menu-trigger:hover .asp-mega-menu-container {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0) !important;
}

/* Mega menu header */
.asp-mega-header {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--asp-menu-text);
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--asp-menu-accent);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.asp-mega-header::before {
    content: '🗺️';
    font-size: 1.5rem;
}

/* ==========================================================================
   Regional States Grid
   ========================================================================== */

.asp-mega-regions-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1.5rem;
}

@media (max-width: 1200px) {
    .asp-mega-regions-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .asp-mega-regions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Region column */
.asp-region-column {
    min-width: 0;
}

/* Region label */
.asp-region-label {
    font-weight: 700;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--asp-menu-hover);
    padding-bottom: 0.5rem;
    margin-bottom: 0.75rem;
    border-bottom: 2px solid var(--asp-menu-accent);
}

/* State links within region */
.asp-region-states {
    list-style: none;
    padding: 0;
    margin: 0;
}

.asp-region-states li {
    margin: 0;
}

.asp-region-states a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.15rem 0.5rem;
    /* Reduced vertical padding */
    margin-left: -0.5rem;
    font-size: 0.875rem;
    color: var(--asp-menu-text);
    text-decoration: none;
    border-radius: 6px;
    transition: all var(--asp-transition-fast);
    white-space: nowrap;
    /* Prevent line wrap */
}

.asp-region-states a:hover {
    color: var(--asp-menu-hover);
    background: rgba(22, 101, 52, 0.08);
    transform: translateX(4px);
}

.asp-region-states a::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--asp-menu-accent);
    border-radius: 50%;
    opacity: 0;
    transition: opacity var(--asp-transition-fast);
}

.asp-region-states a:hover::before {
    opacity: 1;
}

/* ==========================================================================
   Activities Category Grid
   ========================================================================== */

.asp-mega-activities-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1.25rem;
}

@media (max-width: 1200px) {
    .asp-mega-activities-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .asp-mega-activities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Category column */
.asp-category-column {
    min-width: 0;
}

/* Category label */
.asp-category-label {
    font-weight: 700;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--asp-menu-hover);
    padding-bottom: 0.5rem;
    margin-bottom: 0.75rem;
    border-bottom: 2px solid var(--asp-menu-accent);
}

/* Activity links within category */
.asp-category-activities {
    list-style: none;
    padding: 0;
    margin: 0;
}

.asp-category-activities li {
    margin: 0;
}

.asp-category-activities a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.15rem 0.5rem;
    margin-left: -0.5rem;
    font-size: 0.8125rem;
    color: var(--asp-menu-text);
    text-decoration: none;
    border-radius: 6px;
    transition: all var(--asp-transition-fast);
    white-space: nowrap;
}

.asp-category-activities a:hover {
    color: var(--asp-menu-hover);
    background: rgba(22, 101, 52, 0.08);
    transform: translateX(4px);
}

.asp-category-activities a::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--asp-menu-accent);
    border-radius: 50%;
    opacity: 0;
    transition: opacity var(--asp-transition-fast);
}

.asp-category-activities a:hover::before {
    opacity: 1;
}

/* Different header icon for Activities mega menu */
.asp-mega-activities .asp-mega-header::before {
    content: '🎿';
}

/* ==========================================================================
   Things to Do Hub Grid
   ========================================================================== */

.asp-mega-things-header::before {
    content: '🏞️' !important;
}

.asp-mega-things-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.25rem;
}

@media (max-width: 1200px) {
    .asp-mega-things-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .asp-mega-things-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Hub article card */
.asp-things-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1.5rem 1rem;
    border-radius: 12px;
    border: 1px solid var(--asp-menu-border);
    background: #fafdf7;
    text-decoration: none;
    transition: all var(--asp-transition-smooth);
    cursor: pointer;
}

.asp-things-card:hover {
    border-color: var(--asp-menu-accent);
    background: rgba(22, 101, 52, 0.05);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(22, 101, 52, 0.12);
}

.asp-things-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    display: block;
    line-height: 1;
}

.asp-things-title {
    font-weight: 700;
    font-size: 0.9375rem;
    color: var(--asp-menu-text);
    margin-bottom: 0.5rem;
    display: block;
    transition: color var(--asp-transition-fast);
}

.asp-things-card:hover .asp-things-title {
    color: var(--asp-menu-hover);
}

.asp-things-desc {
    font-size: 0.8125rem;
    color: var(--asp-menu-text-muted);
    line-height: 1.4;
    display: block;
}

/* ==========================================================================
   Mobile Navigation
   ========================================================================== */

@media (max-width: 992px) {

    /* Mobile menu container */
    .ast-mobile-popup-drawer .main-header-menu,
    .ast-mobile-popup-inner .main-header-menu {
        display: flex;
        flex-direction: column;
        padding: 1rem;
    }

    /* Mobile menu items */
    .ast-mobile-popup-drawer .menu-item,
    .ast-mobile-popup-inner .menu-item {
        width: 100%;
        border-bottom: 1px solid var(--asp-menu-border);
    }

    .ast-mobile-popup-drawer .menu-item>a,
    .ast-mobile-popup-inner .menu-item>a {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 1rem;
        font-size: 1rem;
        font-weight: 600;
        color: var(--asp-menu-text);
        min-height: 48px;
        /* Touch target */
    }

    /* Mobile dropdown toggle */
    .ast-mobile-popup-drawer .menu-item-has-children>a .asp-menu-arrow,
    .ast-mobile-popup-inner .menu-item-has-children>a .asp-menu-arrow {
        width: 48px;
        height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-right: -1rem;
        background: #f1f5f9;
        border-radius: 8px;
    }

    /* Mobile sub-menu (accordion style) */
    .ast-mobile-popup-drawer .sub-menu,
    .ast-mobile-popup-inner .sub-menu {
        position: static !important;
        display: none;
        width: 100%;
        padding: 0 0 0.5rem 1rem;
        background: transparent;
        box-shadow: none;
        border: none;
        opacity: 1 !important;
        visibility: visible !important;
        transform: none !important;
    }

    .ast-mobile-popup-drawer .menu-item.toggled>.sub-menu,
    .ast-mobile-popup-inner .menu-item.toggled>.sub-menu {
        display: block;
    }

    /* Mobile mega menu - becomes accordion */
    .ast-mobile-popup-drawer .asp-mega-menu-container,
    .ast-mobile-popup-inner .asp-mega-menu-container {
        position: static !important;
        width: 100%;
        transform: none !important;
        max-width: none;
        padding: 1rem;
        border-radius: 0;
        box-shadow: none;
        border: none;
        background: #f8fafc;
    }

    /* Mobile regions - vertical stack */
    .ast-mobile-popup-drawer .asp-mega-regions-grid,
    .ast-mobile-popup-inner .asp-mega-regions-grid,
    .ast-mobile-popup-drawer .asp-mega-activities-grid,
    .ast-mobile-popup-inner .asp-mega-activities-grid,
    .ast-mobile-popup-drawer .asp-mega-things-grid,
    .ast-mobile-popup-inner .asp-mega-things-grid {
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
    }

    .asp-region-column,
    .asp-category-column {
        padding-bottom: 1rem;
        border-bottom: 1px solid var(--asp-menu-border);
    }

    .asp-region-column:last-child,
    .asp-category-column:last-child {
        border-bottom: none;
    }
}

/* ==========================================================================
   Accessibility Enhancements
   ========================================================================== */

/* Focus states */
.main-header-menu a:focus,
.asp-region-states a:focus,
.asp-category-activities a:focus {
    outline: 2px solid var(--asp-menu-hover);
    outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {

    .asp-mega-menu-container,
    .sub-menu,
    .asp-menu-arrow,
    .asp-region-states a,
    .asp-category-activities a {
        transition: none !important;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --asp-menu-border: #000000;
        --asp-menu-text: #000000;
    }

    .asp-region-label {
        border-bottom-width: 3px;
    }
}