/* === CN Mega Menu v3 - Only 留学 dropdown === */
/* Blue mega menu matching /cn/page_migration_189.html reference format */

.mega-menu-panel {
    display: none;
    position: fixed;
    z-index: 99998;
    background: #3498db;
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    color: #fff;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    font-family: inherit;
    left: 0;
    right: 0;
    width: 100vw;
    margin: 0;
    padding: 0;
}

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

.mega-menu-inner {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 30px;
    padding: 30px 40px;
    box-sizing: border-box;
    max-width: 1400px;
    margin: 0 auto;
}

.mega-menu-column {
    min-width: 0;
    box-sizing: border-box;
}

.mega-menu-column + .mega-menu-column {
    border-left: 1px solid rgba(255, 255, 255, 0.2);
    padding-left: 24px;
}

.mega-menu-column h4 {
    margin: 0 0 12px;
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
}

.mega-menu-column h4:not(:first-child) {
    margin-top: 20px;
}

.mega-menu-column ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mega-menu-column li {
    margin: 0 0 6px;
    padding: 0;
    line-height: 1.5;
}

.mega-menu-column a {
    color: #ecf0f1;
    text-decoration: none;
    font-size: 13px;
    font-weight: 400;
    transition: color 0.15s ease;
    display: inline-block;
    padding: 2px 0;
}

.mega-menu-column a:hover {
    color: #fff;
    text-decoration: underline;
}


/* Hide inline submenus for all nav items replaced by v3 mega menu (留学/签证/etc) */
#mainmenu li.mega-nav-item > div.mainmenu-submenu {
    display: none !important;
    visibility: hidden !important;
}


/* English language switcher button (2026-08-26) */
.english-switcher {
    margin-left: 20px;
}
.english-switcher a {
    display: inline-block;
    background: #2980b9;
    color: #fff !important;
    padding: 8px 20px;
    border-radius: 4px;
    text-decoration: none !important;
    font-size: 14px;
    font-weight: 500;
    transition: background 0.15s ease;
    margin-left: 10px;
}
.english-switcher a:hover {
    background: #1a5d8f;
    color: #fff !important;
}
@media (max-width: 768px) {
    .mega-menu-inner {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 20px;
    }
    .mega-menu-column + .mega-menu-column {
        border-left: none;
        border-top: 1px solid rgba(255, 255, 255, 0.2);
        padding-left: 0;
        padding-top: 16px;
    }
}