/*
 * Ganjeh Kala Mega Menu v3
 * Parent-aware layout, accessible tabs, viewport-safe positioning.
 */

:root {
    --gk-mm-tab-width: 240px;
    --gk-mm-padding: 0px;
    --gk-mm-bg: var(--gk-surface, #fff);
    --gk-mm-text: var(--gk-text, #333);
    --gk-mm-hover: var(--gk-primary, #3342fd);
    --gk-mm-border: var(--gk-border-color, #e5e5e5);
    --gk-mm-badge-bg: var(--gk-primary, #3342fd);
}

/* Respect each menu item's configured icon size. */
.gk-main-nav .gk-top-link .gk-icon,
.gk-main-nav .gk-mega .gk-icon {
    --gk-menu-icon-size: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 var(--gk-menu-icon-size) !important;
    width: var(--gk-menu-icon-size) !important;
    height: var(--gk-menu-icon-size) !important;
    min-width: var(--gk-menu-icon-size) !important;
    min-height: var(--gk-menu-icon-size) !important;
    max-width: var(--gk-menu-icon-size) !important;
    max-height: var(--gk-menu-icon-size) !important;
    line-height: 1;
    overflow: visible;
}

.gk-main-nav .gk-top-link .gk-icon svg,
.gk-main-nav .gk-mega .gk-icon svg,
.gk-main-nav .gk-top-link .gk-icon-img img,
.gk-main-nav .gk-mega .gk-icon-img img {
    display: block;
    width: 100% !important;
    height: 100% !important;
    min-width: 0 !important;
    min-height: 0 !important;
    max-width: 100% !important;
    max-height: 100% !important;
    object-fit: contain;
    position: static !important;
    transform: none !important;
}

.gk-mm-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 18px;
    padding: 2px 6px;
    border-radius: 999px;
    background: var(--gk-mm-badge-bg);
    color: #fff;
    font-size: 10px;
    font-weight: 800;
    line-height: 1.25;
    white-space: nowrap;
    vertical-align: middle;
}

/* Base panel. JS writes the physical left offset and measured width. */
.gk-main-nav .gk-has-mega > .gk-mega {
    --gk-mm-offset-x: 0px;
    --gk-mm-panel-width: min(var(--gk-site-width, 1200px), calc(100vw - 24px));
    position: absolute;
    top: 100%;
    left: var(--gk-mm-offset-x);
    right: auto;
    width: var(--gk-mm-panel-width);
    max-width: calc(100vw - 16px);
    margin: 0;
    padding: 0;
    background-color: var(--gk-mm-bg);
    border: 1px solid var(--gk-mm-border);
    border-radius: var(--gk-radius-lg, 18px);
    box-shadow: var(--gk-shadow-lg, 0 18px 48px rgba(15, 23, 42, .14));
    color: var(--gk-mm-text);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    z-index: var(--gk-z-dropdown, 1100);
    overflow: hidden;
    transform-origin: top center;
    transition:
        opacity var(--gk-duration-fast, .18s) ease,
        transform var(--gk-duration-fast, .18s) ease,
        visibility var(--gk-duration-fast, .18s);
}

.gk-main-nav .gk-has-mega.is-open > .gk-mega {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.gk-mega--full {
    border-radius: 0 0 var(--gk-radius-lg, 18px) var(--gk-radius-lg, 18px);
    border-top-width: 0;
}

.gk-mega--custom {
    --gk-mm-panel-width: min(var(--gk-mm-custom-width, 900px), calc(100vw - 24px));
}

.gk-mega__inner {
    width: 100%;
    min-width: 0;
    padding: var(--gk-mm-padding);
}

/* Vertical tabs. */
.gk-mega--vertical .gk-mega__inner {
    display: grid;
    grid-template-columns: minmax(160px, var(--gk-mm-tab-width)) minmax(0, 1fr);
    min-height: 300px;
}

.gk-mega--vertical .gk-mega__tabs {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 10px;
    border-inline-end: 1px solid var(--gk-mm-border);
    background: color-mix(in srgb, var(--gk-mm-text) 3%, transparent);
}

/* Horizontal tabs. */
.gk-mega--horizontal .gk-mega__inner {
    display: flex;
    flex-direction: column;
}

.gk-mega--horizontal .gk-mega__tabs {
    display: flex;
    flex-flow: row wrap;
    gap: 24px;
    padding: 0 16px;
    border-bottom: 1px solid var(--gk-mm-border);
    background: transparent;
}

.gk-mega__tab {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    min-width: 0;
    padding: 10px 12px;
    border: 0;
    border-radius: var(--gk-radius-md, 12px);
    background: transparent;
    color: var(--gk-mm-text);
    cursor: pointer;
    font: inherit;
    font-size: 13.5px;
    font-weight: 650;
    line-height: 1.6;
    text-align: start;
    transition: color .16s ease, background-color .16s ease, border-color .16s ease;
}

.gk-mega__tab:hover,
.gk-mega__tab:focus-visible {
    color: var(--gk-mm-hover);
    background: color-mix(in srgb, var(--gk-mm-hover) 7%, transparent);
}

.gk-mega--vertical .gk-mega__tab.is-active {
    color: var(--gk-mm-hover);
    background: color-mix(in srgb, var(--gk-mm-hover) 10%, transparent);
    font-weight: 800;
}

.gk-mega--horizontal .gk-mega__tab {
    width: auto;
    padding: 14px 0;
    border-radius: 0;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}

.gk-mega--horizontal .gk-mega__tab.is-active {
    color: var(--gk-mm-hover);
    border-bottom-color: var(--gk-mm-hover);
    font-weight: 800;
}

.gk-mega__tab .gk-txt {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.gk-tab-arrow {
    margin-inline-start: auto;
    opacity: .45;
    transition: opacity .16s ease, transform .16s ease;
}

.gk-mega__tab.is-active .gk-tab-arrow {
    opacity: 1;
    color: var(--gk-mm-hover);
    transform: translateX(-2px);
}

.gk-mega__panes {
    min-width: 0;
    padding: 24px;
    flex: 1 1 auto;
}

.gk-mega__pane {
    display: none;
    min-width: 0;
    outline: none;
}

.gk-mega__pane.is-active {
    display: block;
    animation: gkMegaFadeIn .2s ease-out;
}

.gk-mega__view-all {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin: 0 0 16px;
    color: var(--gk-mm-hover);
    font-size: 13px;
    font-weight: 750;
    text-decoration: none;
}

.gk-mega__view-all:hover,
.gk-mega__view-all:focus-visible {
    text-decoration: underline;
}

.gk-mega__cols {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
    min-width: 0;
}

.gk-mega__col {
    min-width: 0;
}

.gk-mega__col.gk-colspan-2 { grid-column: span 2; }
.gk-mega__col.gk-colspan-3 { grid-column: span 3; }
.gk-mega__col.gk-colspan-4 { grid-column: span 4; }

.gk-mega__heading {
    display: flex;
    align-items: center;
    gap: 7px;
    margin: 0 0 10px;
    padding: 0 0 8px;
    border-bottom: 1px solid var(--gk-mm-border);
    color: var(--gk-mm-text);
    font-size: 15px;
    font-weight: 800;
}

.gk-mega__heading-link,
.gk-mega__subhead-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    max-width: 100%;
    color: inherit;
    text-decoration: none;
}

.gk-mega__heading-link:hover,
.gk-mega__heading-link:focus-visible,
.gk-mega__subhead-link:hover,
.gk-mega__subhead-link:focus-visible {
    color: var(--gk-mm-hover);
}

.gk-mega__subgroup + .gk-mega__subgroup {
    margin-top: 14px;
}

.gk-mega__subhead {
    margin: 12px 0 5px;
    color: var(--gk-mm-text);
    font-size: 13.5px;
    font-weight: 800;
}

.gk-mega__links,
.gk-mega__nested-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.gk-mega__links--free {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 4px 18px;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--gk-mm-border);
}

.gk-mega__link-item,
.gk-mega__nested-item {
    min-width: 0;
}

.gk-mega__link,
.gk-mega__nested-link {
    display: flex;
    align-items: center;
    gap: 7px;
    min-width: 0;
    padding: 5px 0;
    border-radius: 8px;
    color: var(--gk-mm-text);
    font-size: 13.5px;
    font-weight: 500;
    line-height: 1.65;
    text-decoration: none;
    transition: color .16s ease, background-color .16s ease;
}

.gk-mega__link:hover,
.gk-mega__link:focus-visible,
.gk-mega__nested-link:hover,
.gk-mega__nested-link:focus-visible,
.gk-mega .current-menu-item > .gk-mega__link,
.gk-mega .current-menu-item > .gk-mega__nested-link,
.gk-mega .current-menu-ancestor > .gk-mega__link,
.gk-mega .current-menu-ancestor > .gk-mega__nested-link {
    color: var(--gk-mm-hover);
}

.gk-mega__nested-list {
    margin-inline-start: 12px;
    padding-inline-start: 10px;
    border-inline-start: 1px solid var(--gk-mm-border);
}

.gk-mega__nested-list .gk-mega__nested-link {
    font-size: 13px;
    padding-block: 4px;
}

.gk-menu-item__title {
    min-width: 0;
}

/* Animations only affect Y; positioning never depends on transform. */
.gk-anim-slide-up { transform: translateY(12px); }
.gk-has-mega.is-open > .gk-anim-slide-up { transform: translateY(0); }
.gk-anim-slide-down { transform: translateY(-12px); }
.gk-has-mega.is-open > .gk-anim-slide-down { transform: translateY(0); }
.gk-anim-fade { transform: none; }

@keyframes gkMegaFadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1180px) {
    .gk-mega__cols {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .gk-mega__col.gk-colspan-4 { grid-column: span 3; }
    .gk-mega__links--free {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 1024px) {
    .gk-mega--vertical .gk-mega__inner {
        grid-template-columns: minmax(160px, 200px) minmax(0, 1fr);
    }
    .gk-mega__cols,
    .gk-mega__links--free {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .gk-mega__col.gk-colspan-3,
    .gk-mega__col.gk-colspan-4 {
        grid-column: span 2;
    }
}

@media (prefers-reduced-motion: reduce) {
    .gk-main-nav .gk-has-mega > .gk-mega,
    .gk-mega__tab,
    .gk-mega__pane,
    .gk-tab-arrow {
        transition: none !important;
        animation: none !important;
    }
}

.gk-menu-overlay {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: var(--gk-mm-overlay-color, rgba(0,0,0,.4));
    backdrop-filter: blur(var(--gk-mm-overlay-blur, 0px));
    -webkit-backdrop-filter: blur(var(--gk-mm-overlay-blur, 0px));
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .2s ease, visibility .2s ease;
}
.gk-menu-overlay.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}
.gk-mega--full { max-width: 100vw !important; }

/* --------------------------------------------------------------------------
 * Compact mega-menu badges
 * Nested badges float above their label. Top-level badges are completely
 * isolated from the title and submenu arrow so they never change alignment.
 * -------------------------------------------------------------------------- */
.gk-main-nav .gk-menu-label {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    min-width: 0;
    overflow: visible;
}

/* Badges inside mega-menu rows/tabs/links. */
.gk-main-nav .gk-menu-label > .gk-mm-badge {
    position: absolute;
    z-index: 2;
    inset-inline-end: 0;
    bottom: calc(100% - 4px);
    margin: 0;
    min-width: 0;
    min-height: 15px;
    height: auto;
    padding: 1px 5px;
    border: 0;
    border-radius: 999px;
    background-color: var(--gk-mm-badge-bg, var(--gk-primary, #3342fd));
    color: #fff;
    font-size: 9px;
    font-weight: 800;
    line-height: 1.35;
    white-space: nowrap;
    pointer-events: none;
    box-shadow: 0 1px 3px rgba(15, 23, 42, .12);
    transform: translateY(1px);
}

.gk-main-nav .gk-top-link__label {
    flex: 0 1 auto;
}

.gk-main-nav .gk-mega__tab-label {
    flex: 1 1 auto;
    width: 100%;
}

.gk-main-nav .gk-mega__tab-label .gk-txt,
.gk-main-nav .gk-menu-label .gk-menu-item__title {
    min-width: 0;
}

/* Configured badge color must win over generic component styles. */
.gk-main-nav .gk-mm-badge {
    background-color: var(--gk-mm-badge-bg, var(--gk-primary, #3342fd));
}

/* Top-level title + arrow stay in the normal centered flex row. */
.gk-main-nav .gk-top-link {
    position: relative;
    flex-wrap: nowrap;
    overflow: visible;
}

.gk-main-nav .gk-top-link > .gk-top-link__label {
    position: relative;
    display: inline-flex;
    align-items: center;
    flex: 0 1 auto;
    min-width: 0;
    overflow: visible;
}

.gk-main-nav .gk-top-link > .gk-submenu-indicator--top {
    position: relative !important;
    inset: auto !important;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    align-self: center;
    flex: 0 0 16px;
    width: 16px;
    height: 16px;
    margin: 0;
    z-index: 3;
    line-height: 1;
}

.gk-main-nav .gk-top-link > .gk-submenu-indicator--top svg {
    display: block;
    width: 14px;
    height: 14px;
    flex: 0 0 14px;
}

/*
 * Top-level badge:
 * - remains a direct child after the submenu arrow in markup
 * - stays INSIDE its own link box so it can never overlap a neighbour item
 * - floats slightly above the nav row now that the row divider is removed
 * - consumes zero flex width, therefore title/arrow baseline never moves
 */
.gk-main-nav .gk-top-link > .gk-mm-badge {
    position: absolute;
    z-index: 4;
    top: -4px;
    bottom: auto;
    inset-inline-end: 7px;
    margin: 0;
    min-width: 0;
    max-width: calc(100% - 14px);
    min-height: 14px;
    height: 14px;
    padding: 0 5px;
    border: 0;
    border-radius: 999px;
    color: #fff;
    font-size: 9px;
    font-weight: 850;
    line-height: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    pointer-events: none;
    box-shadow: 0 1px 2px rgba(15, 23, 42, .10);
    transform: none;
}

/* --------------------------------------------------------------------------
 * Per-item vertical separators for the desktop primary navigation.
 * The separator is decorative and isolated from the link content, badge and
 * submenu indicator. Left/right refer to the visual side of the item.
 * -------------------------------------------------------------------------- */
@media (min-width: 993px) {
    .gk-main-nav .gk-menu > li.gk-menu-separator--left,
    .gk-main-nav .gk-menu > li.gk-menu-separator--both {
        padding-left: 10px;
    }

    .gk-main-nav .gk-menu > li.gk-menu-separator--right,
    .gk-main-nav .gk-menu > li.gk-menu-separator--both {
        padding-right: 10px;
    }

    .gk-main-nav .gk-menu > li.gk-menu-separator--left::after,
    .gk-main-nav .gk-menu > li.gk-menu-separator--both::after,
    .gk-main-nav .gk-menu > li.gk-menu-separator--right::before,
    .gk-main-nav .gk-menu > li.gk-menu-separator--both::before {
        content: "";
        position: absolute;
        z-index: 1;
        top: 50%;
        width: 1px;
        height: 20px;
        border-radius: 999px;
        background: var(--gk-header-border, rgba(229, 231, 235, .92));
        pointer-events: none;
        transform: translateY(-50%);
    }

    .gk-main-nav .gk-menu > li.gk-menu-separator--left::after,
    .gk-main-nav .gk-menu > li.gk-menu-separator--both::after {
        left: 0;
    }

    .gk-main-nav .gk-menu > li.gk-menu-separator--right::before,
    .gk-main-nav .gk-menu > li.gk-menu-separator--both::before {
        right: 0;
    }
}