.mobile-menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 12px;
    background: rgba(255,255,255,0.04);
    color: #fff;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.mobile-menu-toggle span,
.mobile-menu-toggle span::before,
.mobile-menu-toggle span::after {
    display: block;
    width: 20px;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.mobile-menu-toggle span {
    position: relative;
}

.mobile-menu-toggle span::before,
.mobile-menu-toggle span::after {
    content: "";
    position: absolute;
    left: 0;
}

.mobile-menu-toggle span::before {
    transform: translateY(-7px);
}

.mobile-menu-toggle span::after {
    transform: translateY(7px);
}

body.mobile-menu-open .mobile-menu-toggle span {
    background: transparent;
}

body.mobile-menu-open .mobile-menu-toggle span::before {
    background: #fff;
    transform: rotate(45deg);
}

body.mobile-menu-open .mobile-menu-toggle span::after {
    background: #fff;
    transform: rotate(-45deg);
}

@media (max-width: 900px) {
    header {
        position: relative;
    }

    .mobile-menu-toggle {
        display: inline-flex;
        order: 3;
    }

    header > .download-btn {
        display: none;
    }

    header .nav-links {
        display: none;
        position: absolute;
        top: calc(100% + 12px);
        left: 1rem;
        right: 1rem;
        z-index: 100;
        flex-direction: column;
        align-items: stretch;
        gap: 0.3rem;
        padding: 1rem;
        border: 1px solid rgba(255,255,255,0.12);
        border-radius: 18px;
        background: rgba(5,10,18,0.98);
        box-shadow: 0 24px 60px rgba(0,0,0,0.35);
    }

    body.mobile-menu-open header .nav-links {
        display: flex;
    }

    header .nav-links a,
    header .dropdown-toggle {
        width: 100%;
        padding: 0.9rem 1rem;
        border-radius: 12px;
    }

    header .dropdown {
        width: 100%;
    }

    header .dropdown-menu {
        position: static;
        display: block;
        width: 100%;
        margin-top: 0.35rem;
        padding: 0.35rem;
        border: 1px solid rgba(255,255,255,0.08);
        background: rgba(255,255,255,0.04);
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
    }
}