/* Nút giỏ hàng + badge — dùng chung index & shop */
.shop-cart-nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    padding: 0.35rem;
    transition: color 0.3s;
    vertical-align: middle;
}
.shop-cart-nav-link:hover,
.shop-cart-nav-link:focus-visible {
    color: var(--accent);
}
.shop-cart-badge {
    position: absolute;
    top: -2px;
    right: -4px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 999px;
    background: var(--accent);
    color: #0a0a0a;
    font-size: 0.65rem;
    font-weight: 700;
    font-family: 'Manrope', sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}
.shop-cart-badge[data-empty="1"] {
    display: none;
}