#nbr-audit-checker {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    font-family: Arial, sans-serif;
}

#nbr-audit-checker h2 {
    text-align: center;
    color: #333;
    margin-bottom: 20px;
}

#nbr-search-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

#nbr-search-form label {
    font-weight: bold;
    color: #555;
}

#nbr-search-form input[type="text"] {
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    transition: border-color 0.3s;
}

#nbr-search-form input[type="text"]:focus {
    outline: none;
    border-color: #007cba;
    box-shadow: 0 0 5px rgba(0,124,186,0.3);
}

#nbr-search-form button {
    padding: 12px 20px;
    background-color: #007cba;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
}

#nbr-search-form button:hover {
    background-color: #005a87;
}

#nbr-search-form button:active {
    background-color: #004c6d;
}

#result {
    margin-top: 20px;
    padding: 15px;
    border-radius: 4px;
    text-align: center;
    font-weight: bold;
}

#result p {
    margin: 0;
}

#result .success {
    color: #155724;
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
}

#result .warning {
    color: #7f1d1d;
    background-color: #fef2f2;
    border: 1px solid #fecaca;
}

#result .error {
    color: #721c24;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
}

#result .checking {
    color: #856404;
    background-color: #fff3cd;
    border: 1px solid #ffeaa7;
}