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

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

@media (max-width: 960px) {
    nav .nav-menu,
    #main-nav .nav-menu {
        margin-left: auto;
        gap: 10px;
    }

    .mobile-menu-toggle {
        display: inline-flex;
        width: 42px;
        height: 42px;
        margin-left: 10px;
        flex: 0 0 auto;
        align-items: center;
        justify-content: center;
        flex-direction: column;
        gap: 5px;
        border: 1px solid rgba(26, 50, 48, 0.12);
        border-radius: 50%;
        background: #fff;
        color: #1a3230;
        cursor: pointer;
        box-shadow: 0 8px 22px rgba(0, 0, 0, 0.06);
    }

    .mobile-menu-toggle span {
        display: block;
        width: 17px;
        height: 2px;
        border-radius: 999px;
        background: currentColor;
        transition: transform 0.22s ease, opacity 0.22s ease;
    }

    #main-nav.mobile-menu-open .mobile-menu-toggle span:nth-child(1),
    nav.mobile-menu-open .mobile-menu-toggle span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    #main-nav.mobile-menu-open .mobile-menu-toggle span:nth-child(2),
    nav.mobile-menu-open .mobile-menu-toggle span:nth-child(2) {
        opacity: 0;
    }

    #main-nav.mobile-menu-open .mobile-menu-toggle span:nth-child(3),
    nav.mobile-menu-open .mobile-menu-toggle span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .mobile-menu-panel {
        position: fixed;
        top: 78px;
        left: 20px;
        right: 20px;
        z-index: 999;
        display: grid;
        gap: 4px;
        padding: 14px;
        border: 1px solid rgba(26, 50, 48, 0.08);
        border-radius: 8px;
        background: rgba(255, 255, 255, 0.98);
        box-shadow: 0 20px 54px rgba(0, 0, 0, 0.12);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-8px);
        transition: opacity 0.22s ease, transform 0.22s ease;
    }

    #main-nav.mobile-menu-open .mobile-menu-panel,
    nav.mobile-menu-open .mobile-menu-panel {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .mobile-menu-panel a {
        display: block;
        padding: 13px 14px;
        border-radius: 6px;
        color: #1a3230;
        text-decoration: none;
        font-size: 14px;
        font-weight: 300;
        letter-spacing: 0.06em;
    }

    .mobile-menu-panel a.active,
    .mobile-menu-panel a:hover,
    .mobile-menu-panel a:focus {
        background: #f0fbfa;
        color: #2ea99a;
        outline: none;
    }
}

@media (max-width: 560px) {
    nav,
    #main-nav {
        padding-left: 14px !important;
        padding-right: 14px !important;
    }

    nav .nav-logo,
    #main-nav .nav-logo {
        gap: 8px;
        flex-shrink: 1;
        min-width: 0;
    }

    nav .nav-logo img,
    #main-nav .nav-logo img {
        width: 38px;
        height: 38px;
        flex: 0 0 auto;
    }

    nav .nav-logo-text,
    #main-nav .nav-logo-text {
        min-width: 0;
    }

    nav .nav-logo-text .en,
    #main-nav .nav-logo-text .en {
        display: none;
    }

    nav .nav-logo-text .zh,
    #main-nav .nav-logo-text .zh {
        font-size: 12px;
        white-space: nowrap;
    }

    nav .nav-cta,
    #main-nav .nav-cta {
        padding: 9px 15px !important;
        font-size: 12px !important;
        white-space: nowrap;
    }

    .mobile-menu-toggle {
        width: 36px;
        height: 36px;
        margin-left: 6px;
    }

    .mobile-menu-panel {
        left: 16px;
        right: 16px;
    }
}