.gb-mobile-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: var(--card-solid);
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 9999;
    padding-bottom: env(safe-area-inset-bottom, 0);
}

.gb-mobile-nav a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    font-size: 11px;
    color: var(--text-muted);
    transition: all 0.3s ease;
    position: relative;
}

.gb-mobile-nav a.active,
.gb-mobile-nav a.gb-cart-active,
.gb-mobile-nav a:hover {
    color: var(--accent);
    text-shadow: 0 0 10px rgba(var(--glow-rgb), 0.5);
}

.gb-mobile-nav a span {
    font-size: 20px;
    line-height: 1;
}

.gb-mobile-nav .gb-cart-count {
    position: absolute;
    top: -4px;
    right: -6px;
    background: var(--accent);
    color: #fff;
    font-size: 9px;
    font-weight: 700;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--glow-sm);
}

@media (min-width: 992px) {
    .gb-mobile-nav {
        display: none;
    }
}