.facebook-checkout-button {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
}

.facebook-checkout-btn {
    background: #1877f2 !important;
    color: #fff !important;
    border: none !important;
    padding: 12px 24px !important;
    font-size: 16px !important;
    font-weight: 600 !important;
    border-radius: 6px !important;
    cursor: pointer !important;
    transition: background-color 0.2s ease !important;
    width: 100% !important;
    text-align: center !important;
}

.facebook-checkout-btn:hover {
    background: #166fe5 !important;
    color: #fff !important;
}

.facebook-checkout-btn:disabled {
    background: #ccc !important;
    cursor: not-allowed !important;
}

.facebook-checkout-btn:disabled:hover {
    background: #ccc !important;
}

/* Cart page styles */
.woocommerce-cart .facebook-checkout-notice {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    color: #856404;
    padding: 12px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.woocommerce-cart .facebook-checkout-notice.error {
    background: #f8d7da;
    border-color: #f5c6cb;
    color: #721c24;
}

/* Checkout page styles */
.woocommerce-checkout .facebook-checkout-info {
    background: #d1ecf1;
    border: 1px solid #bee5eb;
    color: #0c5460;
    padding: 12px;
    border-radius: 4px;
    margin-bottom: 20px;
}

/* Product page integration */
.single-product .facebook-checkout-button {
    margin-top: 30px;
}

.single-product .facebook-checkout-button::before {
    content: "Or";
    display: block;
    text-align: center;
    margin-bottom: 15px;
    color: #666;
    font-style: italic;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .facebook-checkout-btn {
        font-size: 14px !important;
        padding: 10px 20px !important;
    }
    
    .facebook-checkout-button {
        margin-top: 15px;
        padding-top: 15px;
    }
}