.sr-only {
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
}

.nav-toggle {
    align-items: center;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: 4px;
    color: white;
    cursor: pointer;
    display: none;
    height: 44px;
    justify-content: center;
    padding: 0;
    width: 44px;
}

.nav-toggle-lines,
.nav-toggle-lines::before,
.nav-toggle-lines::after {
    background: currentColor;
    display: block;
    height: 2px;
    position: relative;
    transition: transform 0.2s ease;
    width: 20px;
}

.nav-toggle-lines::before,
.nav-toggle-lines::after {
    content: "";
    left: 0;
    position: absolute;
}

.nav-toggle-lines::before { top: -6px; }
.nav-toggle-lines::after { top: 6px; }

@media (max-width: 1050px) {
    .navbar,
    .site-nav {
        flex-wrap: wrap;
    }

    .site-nav {
        position: relative;
    }

    .nav-toggle {
        display: inline-flex;
    }

    .nav-links {
        background: #0A1F44;
        border-radius: 6px;
        box-shadow: 0 12px 28px rgba(5, 16, 36, 0.24);
        display: none;
        flex: 0 0 100%;
        flex-direction: column;
        gap: 0;
        margin-top: 16px;
        overflow: hidden;
        width: 100%;
    }

    .nav-links.is-open {
        display: flex;
    }

    .nav-links a {
        border-top: 1px solid rgba(255, 255, 255, 0.12);
        display: block;
        min-height: 44px;
        padding: 13px 16px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .nav-toggle-lines,
    .nav-toggle-lines::before,
    .nav-toggle-lines::after {
        transition: none;
    }
}