.product-coupon-wrapper {
    margin: 20px 0;
    padding: 15px;
    background: #f8f9fa;
    border-left: 4px solid #28a745;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.product-coupon-wrapper:hover {
    background: #f0f9f0;
    border-left-color: #218838;
    box-shadow: 0 4px 8px rgba(40,167,69,0.1);
    transform: translateY(-2px);
}

.product-coupon-message {
    color: #28a745;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
}

.product-coupon-message strong {
    text-decoration: underline;
}

.apply-coupon-btn {
    background: #28a745;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
}

.apply-coupon-btn:hover {
    background: #218838;
    transform: translateY(-2px);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.apply-coupon-btn:disabled {
    background: #6c757d;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.coupon-apply-status {
    display: inline-block;
    margin-left: 10px;
    font-weight: 600;
    color: #28a745;
}

.coupon-apply-status.error {
    color: #dc3545;
}

/* Responsive */
@media (max-width: 768px) {
    .product-coupon-wrapper {
        padding: 12px;
    }
    .product-coupon-message {
        font-size: 14px;
    }
    .apply-coupon-btn {
        padding: 8px 16px;
        font-size: 13px;
    }
}