/**
 * Divi 5 Mega Menu — Frontend Styles
 *
 * Uses CSS custom properties for theming:
 * --d5mm-bg, --d5mm-text, --d5mm-heading, --d5mm-link-hover, --d5mm-columns
 */

/* ==========================================================================
   Base — Navigation container
   ========================================================================== */

.d5mm-container {
    position: relative;
    flex: 1 1 auto;
    overflow: visible !important;
}

.d5mm-nav-menu,
.d5mm-nav-menu > li {
    overflow: visible !important;
}

.d5mm-nav-shell {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--d5mm-nav-gap, 24px);
    width: 100%;
    position: relative;
    background: transparent !important;
}

.d5mm-branding {
    flex: 0 0 auto;
    display: inline-flex !important;
    align-items: center;
    visibility: visible !important;
    opacity: 1 !important;
}

.d5mm-branding .custom-logo-link {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.d5mm-branding img,
.d5mm-branding .custom-logo {
    max-height: var(--d5mm-logo-max-height, 40px);
    width: auto;
    display: block !important;
    visibility: visible !important;
}

.d5mm-nav-menu {
    display: flex;
    align-items: center;
    list-style: none !important;
    margin: 0;
    padding: 0;
    gap: 0;
    background: transparent !important;
}

.d5mm-nav-menu > li {
    position: relative;
    list-style: none !important;
}

.d5mm-nav-menu > li::marker {
    content: '';
}

.d5mm-nav-menu > li::before,
.d5mm-nav-menu > li::after {
    content: none !important;
}

.d5mm-nav-menu > li.d5mm-has-mega-menu > a {
    padding-right: 28px;
}

.d5mm-nav-menu > li.d5mm-has-mega-menu > a::after {
    content: '';
    position: absolute;
    right: 12px;
    top: 50%;
    width: 6px;
    height: 6px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: translateY(-60%) rotate(45deg);
    opacity: 0.9;
}

.d5mm-nav-menu > li > a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: var(--d5mm-link-padding, 11px 18px);
    text-decoration: none;
    color: var(--d5mm-link-text, #ffffff);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    white-space: nowrap;
    transition: color 0.2s ease, background-color 0.2s ease;
    position: relative;
    z-index: 1;
    background: var(--d5mm-link-bg, transparent);
    border-radius: var(--d5mm-link-radius, 5px);
}

.d5mm-nav-menu > li > a::before {
    content: '';
    position: absolute;
    left: 4px;
    right: 4px;
    top: 2px;
    bottom: 2px;
    border-radius: var(--d5mm-link-radius, 5px);
    background: var(--d5mm-link-hover-bg, rgba(10, 17, 32, 0.52));
    opacity: 0;
    transition: opacity 0.2s ease;
    z-index: -1;
}

.d5mm-nav-menu > li > a:hover,
.d5mm-nav-menu > li > a:focus {
    color: var(--d5mm-link-hover-text, #ffffff);
    text-decoration: none;
}

.d5mm-nav-menu > li > a:hover::before,
.d5mm-nav-menu > li > a:focus::before,
.d5mm-nav-menu > li.d5mm-active > a::before {
    opacity: 1;
}

/* Arrow icon */
.d5mm-arrow {
    display: inline-flex;
    transition: transform 0.2s ease;
}

.d5mm-has-mega-menu.d5mm-active > a .d5mm-arrow {
    transform: rotate(180deg);
}

.d5mm-has-mega-menu.d5mm-active > a::after {
    transform: translateY(-40%) rotate(-135deg);
}

/* ==========================================================================
   Visual Builder Preview
   ========================================================================== */

.d5mm-vb-preview {
    border: 1px dashed rgba(17, 24, 39, 0.25);
    border-radius: 8px;
    padding: 8px 10px;
    background: rgba(255, 255, 255, 0.8);
}

.d5mm-vb-force-visible,
.d5mm-vb-force-visible * {
    visibility: visible !important;
    opacity: 1 !important;
    pointer-events: auto !important;
}

.d5mm-vb-force-visible {
    min-height: 48px;
    display: flex !important;
    align-items: center;
}

.d5mm-vb-preview .d5mm-nav-menu > li > a {
    color: var(--d5mm-link-text, #111827) !important;
    text-transform: none;
    font-weight: 600;
    background: var(--d5mm-link-bg, rgba(243, 244, 246, 0.75));
    border-radius: var(--d5mm-link-radius, 4px);
}

.d5mm-vb-preview .d5mm-nav-menu > li > a::before {
    background: var(--d5mm-link-hover-bg, rgba(15, 23, 42, 0.08));
}

.d5mm-vb-preview .d5mm-empty {
    margin-left: 12px;
    color: #374151;
    font-size: 13px;
}

/* Force readable output in Divi Visual Builder/theme builder canvas
   even when the shortcode path renders the regular markup. */
body.et-fb .d5mm-nav-shell,
.et-fb .d5mm-nav-shell,
.et-fb-app .d5mm-nav-shell,
.et-fb-app-frame .d5mm-nav-shell,
body.et-db #et-boc .d5mm-nav-shell {
    min-height: 52px;
    border: 1px dashed rgba(17, 24, 39, 0.22);
    border-radius: 8px;
    padding: 8px 10px;
    background: rgba(255, 255, 255, 0.9);
}

body.et-fb .d5mm-nav-menu > li > a,
.et-fb .d5mm-nav-menu > li > a,
.et-fb-app .d5mm-nav-menu > li > a,
.et-fb-app-frame .d5mm-nav-menu > li > a,
body.et-db #et-boc .d5mm-nav-menu > li > a {
    color: var(--d5mm-link-text, #111827) !important;
    text-transform: none;
    font-weight: 600;
    background: var(--d5mm-link-bg, rgba(243, 244, 246, 0.75));
    border-radius: var(--d5mm-link-radius, 4px);
    pointer-events: auto !important;
}

body.et-fb .d5mm-nav-menu > li > a::before,
.et-fb .d5mm-nav-menu > li > a::before,
.et-fb-app .d5mm-nav-menu > li > a::before,
.et-fb-app-frame .d5mm-nav-menu > li > a::before,
body.et-db #et-boc .d5mm-nav-menu > li > a::before {
    background: var(--d5mm-link-hover-bg, rgba(15, 23, 42, 0.08));
}

/* ==========================================================================
   Mega Menu Panel
   ========================================================================== */

.d5mm-mega-panel {
    position: fixed;  /* Fixed so it fully escapes any overflow:hidden ancestors */
    top: -9999px;     /* Off-screen until JS positions it; prevents top:0 flash */
    left: 0;
    right: auto;
    transform: none;
    min-width: 320px;
    max-width: none;
    width: 100vw;
    background-color: var(--d5mm-bg, #ffffff) !important;
    color: var(--d5mm-text, #333333) !important;
    border-radius: 0 0 12px 12px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12), 0 4px 12px rgba(0, 0, 0, 0.06);
    z-index: 99999;
    padding: 0;
    box-sizing: border-box;

    /* Hidden by default */
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

/* Visible state */
.d5mm-mega-panel.d5mm-visible,
.d5mm-has-mega-menu.d5mm-active > .d5mm-mega-panel {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
}

/* ==========================================================================
   Animation Variants
   ========================================================================== */

/* Fade */
.d5mm-animation-fade .d5mm-mega-panel,
.d5mm-mega-panel.d5mm-animation-fade {
    opacity: 0;
}

.d5mm-animation-fade .d5mm-mega-panel.d5mm-visible,
.d5mm-animation-fade .d5mm-has-mega-menu.d5mm-active > .d5mm-mega-panel,
.d5mm-mega-panel.d5mm-animation-fade.d5mm-visible {
    opacity: 1;
}

/* Slide Down */
.d5mm-animation-slide .d5mm-mega-panel,
.d5mm-mega-panel.d5mm-animation-slide {
    opacity: 0;
    margin-top: -8px;
}

.d5mm-animation-slide .d5mm-mega-panel.d5mm-visible,
.d5mm-animation-slide .d5mm-has-mega-menu.d5mm-active > .d5mm-mega-panel,
.d5mm-mega-panel.d5mm-animation-slide.d5mm-visible {
    opacity: 1;
    margin-top: 0;
}

/* None */
.d5mm-animation-none .d5mm-mega-panel,
.d5mm-mega-panel.d5mm-animation-none {
    transition: none;
}

/* ==========================================================================
   Mega Panel Inner
   ========================================================================== */

.d5mm-mega-inner {
    padding: 24px 28px;
}

/* ==========================================================================
   Grid Layout — Columns mode (items fill column by column)
   ========================================================================== */

.d5mm-mega-grid {
    display: grid !important;
    gap: 16px 24px;
    width: 100%;
    box-sizing: border-box;
}

/* ==========================================================================
   Mega Menu Item Cards
   ========================================================================== */

.d5mm-mega-item {
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.d5mm-mega-item-link {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--d5mm-panel-item-padding, 12px 14px);
    border-radius: var(--d5mm-panel-item-radius, 8px);
    text-decoration: none;
    color: inherit;
    width: 100%;
    transition: background-color 0.15s ease, color 0.15s ease;
    background-color: var(--d5mm-panel-item-bg, transparent);
}

.d5mm-mega-item-link:hover,
.d5mm-mega-item-link:focus {
    background-color: var(--d5mm-panel-item-hover-bg, rgba(0, 0, 0, 0.04));
}

.d5mm-mega-item-title {
    display: block;
    font-weight: 700;
    font-size: 1.05em;
    letter-spacing: 0.01em;
    color: var(--d5mm-panel-item-title, var(--d5mm-heading, #000000));
    line-height: 1.3;
    transition: color 0.15s ease;
}

.d5mm-mega-item-link:hover .d5mm-mega-item-title,
.d5mm-mega-item-link:focus .d5mm-mega-item-title {
    color: var(--d5mm-panel-item-hover-title, var(--d5mm-link-hover, #2563eb));
}

.d5mm-mega-item-excerpt {
    display: block;
    font-size: 1em;
    line-height: 1.5;
    color: var(--d5mm-panel-item-excerpt, var(--d5mm-text, #333333));
    opacity: 0.72;
    margin-top: 3px;
    text-transform: none;
}

/* ==========================================================================
   Mobile Close Button (hidden on desktop)
   ========================================================================== */

.d5mm-mobile-close {
    display: none;
}

/* ==========================================================================
   Mobile — Fullscreen Overlay
   ========================================================================== */

@media (max-width: 768px) {
    /* Override breakpoint via JS (class-based) */
    .d5mm-mobile-active .d5mm-mega-panel,
    .d5mm-mega-panel.d5mm-mobile-open {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        min-width: unset;
        max-width: unset;
        height: 100vh;
        height: 100dvh;
        border-radius: 0;
        transform: none;
        z-index: 999999;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        padding-top: 60px;
        visibility: visible;
        opacity: 1;
        pointer-events: auto;
    }

    .d5mm-mega-panel .d5mm-mega-grid {
        grid-template-columns: 1fr;
        grid-auto-flow: row;
    }

    /* Mobile close button */
    .d5mm-mobile-close {
        display: flex;
        align-items: center;
        justify-content: center;
        position: fixed;
        top: 12px;
        right: 12px;
        width: 44px;
        height: 44px;
        background: rgba(0, 0, 0, 0.06);
        border: none;
        border-radius: 50%;
        cursor: pointer;
        z-index: 1000000;
        color: var(--d5mm-text, #333333);
        transition: background-color 0.15s ease;
    }

    .d5mm-mobile-close:hover,
    .d5mm-mobile-close:focus {
        background: rgba(0, 0, 0, 0.12);
    }

    /* Prevent body scroll when overlay is open */
    body.d5mm-overlay-open {
        overflow: hidden;
    }
}

/* ==========================================================================
   Admin Styles (scoped to menu editor)
   ========================================================================== */

.d5mm-menu-fields {
    border-top: 1px solid #eee;
    margin-top: 10px;
    padding-top: 10px;
}

.d5mm-field-header {
    font-weight: bold;
    color: #2563eb;
    margin-bottom: 8px;
}

/* ==========================================================================
   Placeholder (Divi Builder)
   ========================================================================== */

.d5mm-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 60px;
    background: #f0f4ff;
    border: 2px dashed #2563eb;
    border-radius: 8px;
    padding: 24px;
    text-align: center;
    color: #555;
    font-size: 14px;
}

.d5mm-loading {
    background: #f8f9fa;
    border-color: #ccc;
}

.d5mm-error {
    background: #fff0f0;
    border-color: #e53e3e;
    color: #e53e3e;
}

/* ==========================================================================
   No items state
   ========================================================================== */

.d5mm-no-items span {
    padding: 12px 16px;
    color: #999;
    font-style: italic;
}

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

.d5mm-mega-panel:focus-within {
    outline: 2px solid var(--d5mm-link-hover, #2563eb);
    outline-offset: 2px;
}

.d5mm-mega-item-link:focus-visible {
    outline: 2px solid var(--d5mm-link-hover, #2563eb);
    outline-offset: 2px;
    border-radius: 6px;
}